Dibonane
[机] 乙硼烷
🗣️ 情景例句
It leaves at 5:20.
五点二十分开。
Step by step the ladder is ascended.
登梯需要逐级登。
With the medicine box under her arm, Miss Zhao hurried off to look after the man.
夹起药箱，赵小姐匆忙去照料那个人。