Carbamite
卡巴买特, 二乙二苯基脲(一种固体火箭燃烧组分)
🗣️ 情景例句
Now hear this!
你听着！
I'm glad you helped me.
我很高兴你能帮我的忙。
It has been found that certain bats emit squeaks and by receiving the echoes,
人们发现，某些蝙蝠能发出尖叫声，