Nitronaphthalene
[医] 硝基萘
🗣️ 情景例句
Tom doesn't enjoy going to school.
汤姆不喜欢上学。
Save it!
你省省吧！
Heavy iron chains around his feet and hands were fixed to a metal bar that ran round the hall about ten centimetres off the ground.
手上和脚上沉重的铁链拴在厅堂四周离地约有10厘米的金属杆上。