Dimethylhexane
二甲基己烷
🗣️ 情景例句
My computer was infected by a virus, I guess since I didn't have firewall installed.
我的电脑受到病毒感染了，我想是因为我没装防火墙。
You don not have to reveal your age.
你不必透露你的年龄。
rgtdr
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