Mercaptotropone
巯基酮
🗣️ 情景例句
You haven't changed a bit.
你们一点都没有变。
While you trust to the dog,the wolf slips into the sheepfold.
当你认为狗可信，狼已偷偷把羊圈进。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。