Pentalkylated
五烃基代的
🗣️ 情景例句
I know.
我知道。
That was my last one, too.
那可是我最后额财产了。
Two assistants, mounted on tame elephants, control the captive from either side,
两位助手骑在驯服的象的背上，从两侧控制新捕的象，