Imperaline
[化] 西贝母碱
🗣️ 情景例句
What do you mean?
是什么意思？
The doctor said it's just an insert bite, There's nothing to worry about.
医生说只是被昆虫咬了一口，不需要担心。
To escape from the Earth in a rocket, one must travel at seven miles per second.
要乘坐一枚火箭飞离地球，火箭的速度要达到每秒7英里，