急減
A rapid or sharp decrease in quantity, numbers, or degree. It is typically used in objective or statistical contexts to describe a sudden drop in things like population, sales, or natural resources.
Exemples
3 sur 5最近、この川の魚が急減しました。
Recently, the number of fish in this river has decreased sharply.
観光客数の急減により、地元の経済が打撃を受けています。
The local economy is suffering due to a sharp decline in the number of tourists.
お小遣いが急減して、今月はピンチだよ。
My pocket money dropped suddenly, and I'm in a pinch this month.
Famille de mots
Astuce mémo
Think of 'Kyu' (急) as the 'Kyu' in 'Kyukyu-sha' (Ambulance - fast!) and 'Gen' (減) as 'minus'. A fast minus sign!
Quiz rapide
不況の影響で、新車の販売台数が( )した。
Correct !
La bonne réponse est : 急減
Exemples
最近、この川の魚が急減しました。
everydayRecently, the number of fish in this river has decreased sharply.
観光客数の急減により、地元の経済が打撃を受けています。
formalThe local economy is suffering due to a sharp decline in the number of tourists.
お小遣いが急減して、今月はピンチだよ。
informalMy pocket money dropped suddenly, and I'm in a pinch this month.
若年層の人口の急減は、将来の労働力不足を示唆している。
academicThe rapid decline in the youth population suggests a future labor shortage.
先月の売上が急減した理由を早急に調査してください。
businessPlease immediately investigate the reason why last month's sales dropped sharply.
Famille de mots
Collocations courantes
Phrases Courantes
急減を見せる
to show a sharp decrease
急減傾向にある
to be in a downward trend of sharp decline
利用者数の急減
sharp decline in the number of users
Souvent confondu avec
Gekigen implies a 'drastic' or 'violent' reduction in volume, whereas Kyugen focuses specifically on the 'sudden speed' of the decrease.
Kyuraku is mostly used for prices or stock market values falling, while Kyugen is used for quantities or numbers.
Notes d'usage
It is most frequently used in news reports, business documents, and academic writing. While it can be used for personal things, it sounds quite formal compared to 'へる' (heru).
Erreurs courantes
Learners often use it for subjective feelings like 'happiness' or 'interest'; however, it should be reserved for measurable, objective data.
Astuce mémo
Think of 'Kyu' (急) as the 'Kyu' in 'Kyukyu-sha' (Ambulance - fast!) and 'Gen' (減) as 'minus'. A fast minus sign!
Origine du mot
A Sino-Japanese compound consisting of '急' (sudden/urgent) and '減' (decrease/diminish).
Modèles grammaticaux
Contexte culturel
Often discussed in Japanese media regarding 'shoushikoureika' (declining birthrate and aging population), where 'population decline' is a major societal topic.
Quiz rapide
不況の影響で、新車の販売台数が( )した。
Correct !
La bonne réponse est : 急減
Vocabulaire associé
The process of a country, industry, or culture losing power,...
欠乏A severe shortage or lack of something necessary, such as fo...
半減To decrease or reduce something by exactly half of its origi...
縮小The act of reducing the size, scale, or scope of something....
暴落A sudden and dramatic drop in the price or value of somethin...
Mots lis
果実
A1Kajitsu refers to the fruit of a plant, typically used in botanical, formal, or metaphorical contexts. While 'kudamono' is used for fruit as food, 'kajitsu' encompasses the biological structure and the results of a process.
野菜
A1A general term for edible plants or parts of plants used as food, typically consumed as side dishes or in salads. In Japanese culinary terms, it specifically refers to plants cultivated in fields, including some items like tomatoes or watermelons that might be classified differently in other contexts.
米
A1Kome refers to uncooked rice grains, which are the fundamental staple food in Japan. It is specifically used for the raw ingredient or the crop, as opposed to 'gohan' which refers to cooked rice.
麦
A1A general category of cereal grains including wheat, barley, rye, and oats. In a Japanese culinary context, it most frequently refers to barley (used in tea and rice mixes) or wheat (used for flour and noodles).
豚
A1A common domesticated mammal with a stout body, flat snout, and small eyes, primarily raised for its meat (pork). In Japanese culture, it is also associated with cleverness and is a popular staple in national cuisine.
羊
A1A sheep is a woolly, four-legged mammal commonly raised on farms for its wool, milk, and meat. In Japan, it is also recognized as the eighth animal of the 12-year Chinese zodiac cycle.
鶏
A1A common domestic bird known as a chicken, typically kept on farms for its eggs and meat. In Japanese, it specifically refers to the living bird as opposed to just the meat.
象
A1A large mammal with a long trunk, tusks, and large ears, native to Africa and Asia. In Japanese, the word refers specifically to the animal, but the character is also used in compounds relating to images or phenomena.
虎
A1A tiger is a large carnivorous mammal belonging to the feline family, characterized by its distinctive orange fur and black stripes. In Japanese culture, it is highly regarded as a symbol of power, bravery, and protection against evil spirits.
熊
A1A bear is a large, heavy mammal with thick fur and a short tail, commonly found in mountainous or forested areas. In Japan, it typically refers to the Asian black bear or the Ussuri brown bear found in Hokkaido.
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