Desta
abbr. diaminodiethylsufide tetraacetic acid 硫化二氨基二乙基四二酸
🗣️ 情景例句
She's doing fine, thank you.
她很好，谢谢你。
No. Can't you see that rocket is almost falling down.
不。你不知道火箭快要倒下来了吗？
Control yourself!
克制一下！