Dimercaptopropanol
二巯基丙醇
🗣️ 情景例句
Here.
这里。
Not at all.
一点儿也不。
And anyone who gave more than a passing thought to the bottom confines of the oceans probably assumed that the sea bed was flat.
凡是稍稍想过大海海底的人大概都会认为海底是平坦的。