Pentanitrocellulose
五硝基纤维素
🗣️ 情景例句
Would you like to sign the contract now?
你现在要签这合同吗？
You can tell.
看得出来。
'We're got more garages with smart people,' Mead observes.
“我们有更多的汽车间，那里有许多聪明人，”米德说。