Hydrazine
n. 肼\\n[化] 肼; 联氨
🗣️ 情景例句
How do you like our weather?
你喜欢我们这里的天气吗？
How long have you had this pain?
疼痛多久了？
If a shop assistant told him she had not heard of it, he would pretend to be considerably put out.
要是女售货员告诉他从未听说过这些东西，他会装出十分遗憾和不安的样子。