Trionine
羟碘苯基二碘酪氨酸盐酸盐
🗣️ 情景例句
Good luck.
祝你好运。
It's a pain in the neck.
那真是件麻烦事
From these he can go on to appreciate more complex forms or combinations of several forms.
从这些形体出发，观赏者可进一步观察更为复杂的形体或若干形体的组合。