Neravan
仲丁巴比妥钠
🗣️ 情景例句
Thank you.
谢谢 。
I often get up in the morning.
我常常在早上起床。
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。