Nitrolar
硝酸甘油
🗣️ 情景例句
What can I do?
那我能做点什么呢？
What is your hurry?
什么事让您这么着急呢？
Early next morning, she heard planes passing overhead and wondered how she could send a signal.
第二天一大早，她听到头顶上有飞机飞过，但不知道怎样才能发个信号。