Render certain
确保,保证
🧩 词语组成解析
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
We may revise it this evening, and have it ready to be signed tomorrow morning.
今天晚上我们修改一下并做好准备，明天早上正式签订。
After forty years teaching English he thinks it's time to call it a day.
他教英语四十年，认为该退休了。
What happened to you?
你怎么了？