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
I don't know how to solve the problem. Will you help me out?
我不知道该怎么解决这个问题。你能帮我吗？
It is not every couple that is a pair.
成双并非皆配偶。
She finished it at half past nine. She went to bed before a quarter to ten.
30 她完成了作业。她9：45之前上床睡觉。