Precava
n. [动]前腔静脉
🔁 扩展释义
【医】 上腔静脉
🗣️ 情景例句
do you need any help?
需要帮忙吗？
Every man is the son of his own works.
种瓜得瓜，种豆得豆。
How about if we go tomorrow instead?
我们改成明天去怎么样？