Tannal
[醫(yī)] 鞣酸鋁
??? 情景例句
Yes.
好的。
The small courtesies sweeten life; the greater ennoble it.
有點(diǎn)禮貌使生活愉快，多點(diǎn)禮貌使生活高尚。
If it were gentle, only the more unstable rods fell.
如果地震輕微，只有不穩(wěn)定的木棒倒下；