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
Be on your guard.
你要提防着点儿。
This is it. That's $9.15, please.
到了。请付9。15美元。
she has to help with the washing.
她得帮忙洗衣服。