Polymorphonuclear
a. 多形核的
🗣️ 情景例句
Could I get you a drink?
你要喝杯饮料吗？
Up to you.
你说了算。
Everyone knows that if he shouts in the vicinity of a wall or a mountainside, an echo will come back.
大家都知道，在墙壁或山腰附近发出的喊声，就会听到回声。