Methasam
[商]二甲基二硫化氨基甲酸锌(橡胶硫化促进剂)
🗣️ 情景例句
You really ought to take some time off.
的确应该休一休假。
This dress is made of silk,isn't it?
这件衣服用丝绸做的，是吗？
Yes. Then my family moved to France.
是的。然后我们搬到法国。