科普園地
We’ve all felt the familiar sensation of a tingling in the middle of our back or an irritation behind the ear. These itchy feelings grow until they become impossible to ignore. The only way to get sweet relief is to scratch those affected spots. While this cycle of getting itches and scratching them might seem like a basic human function, the science behind them is surprisingly complex.
This watch is equipped with a delicate timing mechanism.
這只手錶配備有精細的計時機械裝置。
Government officials are setting up new mechanisms to help the unemployed.
政府官員正在建立新制度來幫助失業民眾。
Government officials are setting up new mechanisms for helping the unemployed.
政府官員正在建立新制度來幫助失業民眾。
A feeling of physical pain serves as a natural defense mechanism.
肉體的痛覺是天生的防衛機制。
Tail dropping is a defense mechanism for lizards to distract predators.
斷尾是蜥蜴讓掠食者分心的一種防禦機制。
The dictionary defines this word as a vulgar word.
字典把這個字定義為粗俗不雅的字。
Fred is sensitive to others’ remarks.
弗瑞德對別人的話很敏感。
Don’t mention Donald’s missing dog―he’s very sensitive about that.
不要提到唐納德走失的狗 — 他對那件事非常敏感。
There is no denying that honesty is the best policy.
不可否認,誠實至上。
Karl is preoccupied with his work right now.
卡爾現在正出神地想著公事。