Nitrocompound
硝基化合物
🗣️ 情景例句
They gave a banquet in honor of the delegation.
他们设宴招待代表团。
One of these days,I'd like to take a vacation.
某天,我想度假。
Can you see him please?He has a bad cold, too!
您能看看他吗？他也得了重感冒！