Pcv
[医] 血细胞压积
🗣️ 情景例句
Room service. May I help you?
客房服务部，需要我为您效劳吗？
Charity begins at home, but should not end there.
仁爱须由近及远。
I went on walking, bending down because the roof of the cave was not very high.
因为洞顶不是很高，我继续弯着腰往前走。