Precava
n. [动]前腔静脉
🔁 扩展释义
【医】 上腔静脉
🗣️ 情景例句
What are your hours?
你是几点到几点上班？
The crowd gasped with astonishment.
大家惊讶的屏住呼吸。
The purpose of my coming here is to inquire about possibilities of establishing trade relations with your company.
我此行的目的正是想探询与贵公司建立贸易关系的可能性。