1、confuse
混淆;搞錯
Great care is taken to avoid confusing the two types of projects.
大家非常謹慎,以免把這兩類項目弄混。
I can't see how anyone could confuse you with another!
我不明白怎么會有人把你和另外一個人搞混!
把…弄糊涂;使困惑
German politics surprised and confused him.
德國政治既令他驚訝,又讓他困惑不解。
攪亂;使復雜化
To further confuse the issue, there is an enormous variation in the amount of sleep people feel happy with.
使問題進一步復雜化的是,每個人需要的睡眠時間千差萬別。
2、complain
抱怨;發牢騷
Miners have complained bitterly that the government did not fulfill their promises.
礦工們憤憤不平地抱怨說政府沒有履行諾言。
The American couple complained about the high cost of visiting Europe.
這對美國夫婦抱怨到歐洲旅行的花銷太高。
訴說有…病痛;主訴
He complained of a headache.
他說頭痛。