?? 詞語組成解析
trainer
['trein?]
n. 運動鞋;教員;馴獸師;
??? 情景例句
I bet you can make it.
我敢打賭你一定能做到。
Good morning, ladies and gentlemen. It's very satisfying to see so many of you here.
各位女士各位先生，早上好，在這里見到你們大家使人感到非常滿意。
Some of the bigger firms are engaged in researches which are of such general and fundamental nature that it is a positive advantage to them not to keep them secret.
某些大公司進行的研究屬于一般和基礎性的研究。因此不保密對他們才有利。