P. p. a.
[医] 先摇瓶
🧩 词语组成解析
[医] 调节, 适应, 安培, 阳极, 正极, 前, 水, 水剂, 动脉
🗣️ 情景例句
We are prepared for the worst.
我们已有最坏的打算。
Will the flight be delayed?
这班机会延误吗？
She stood up and took his arm.
她站起来，拉住他的手臂。