decrease
/dɪkˈris/KK
/dɪkˈɹis/IPA
dɪk·ris
變化形
decreases
decreased
decreased
decreasing
1.
減少;降低
變得較少、較小或較低
用法:通常是不及物動詞,後面不直接接受詞;可搭配介系詞「由」和「至」表示變化的起點與終點
The number of students in the club decreased this year.
今年參加社團的學生人數減少了。
2.
使減少;使降低
使某事物變得較少、較小或較低
用法:作及物動詞時,後面直接接受詞;也常用「使某事物減少」的結構表達
Taking the bus can decrease the cost of going to work every day.
每天搭公車上班可以減少交通費。
3.
減少;降低
數量、程度或數值的減少或降低
用法:既可作可數名詞,也可作不可數名詞;表示一次或特定的減少時常用冠詞或其他限定詞
There was a decrease in the price of eggs this week.
這週雞蛋的價格下降了。
常見錯誤
There was a decrease of students in the class.
There was a decrease in the number of students in the class.
The price decreased 20 percent.
The price decreased by 20 percent.
We need to decrease of using plastic bags.
We need to decrease our use of plastic bags.
A decrease advice can help students save money.
A decrease in spending can help students save money.
相關字詞
學習提示
・作動詞時,可表示「自己變少」或「使某事物變少」,要注意後面是否直接接受詞。
・表示減少的幅度使用「以」;表示減少的對象使用「某事物的減少」。
・名詞可數性取決於語境:泛指減少時可用不可數用法,指一次或特定的減少時可用可數用法。