C5
[医] 溴化五烃季胺, 溴化次戊基三甲季铵
🗣️ 情景例句
OK. We'll ring you up at 6:00 a.m. tomorrow.
嗯，我们会在明天6点整叫您。
I'd appreciate it if you would turn out the lights.I'm sleepy.
如果你关灯我将感激你的.我困了。
The man who had fixed up the air-line was also questioned.
安装供气管的那位工人也被提问。