Secalintoxin
黑麦碱毒素
🗣️ 情景例句
What do you think of the spaceship?
你觉得那个太空船怎么样？
I must say that I'm a little at a loss as to how to introduce them.
我必须表明对于如何介绍他们，我有点不知所措。
It is no use learning without thinking.
学而不思则惘。