Chemoattractant
化学引诱物
🗣️ 情景例句
No, thank you. Please tell him to phone me when he comes back.
不了，谢谢。他回来时，请告诉他给我打个电话。
Nothing brave, nothing have.
不入虎穴，焉得虎子。
How long did it take you to accomplish this complicated job?
你花了多久才作完这复杂的活儿？