Lanthionine
羊毛硫氨酸
🗣️ 情景例句
We must.
我们是该开始了。
The fire is the test of gold; adversity of strong man.
烈火试真金，困苦练壮士。
He may be conceited, ill-mannered, presumptuous or fatuous,
这些年轻人也许狂妄自负，举止无理，傲慢放肆，愚昧无知，