I am certain that...
我确信...
🧩 词语组成解析
am
[æm]
abbr. (=amplitude modulation) <无>调频，调谐;
vi. （用于第一人称单数现在时）是;
aux. （与v-ing连用构成现在进行时，与v-ed连用构成被动语态）;
certain
['sə:tən]
adj. 某一;必然的;已确定的;
pron. [动词用复数]某些;
🗣️ 情景例句
What makes you work so hard?
什么使你这样卖命？
That woman is very creative; she weaves her own cloth.
那位女士非常有创作欲，她自己织布。
They must keep their hands behind their backs.
他们得一直将手放在背后。