Nitrocompound
硝基化合物
🗣️ 情景例句
It's unsafe for girls to go out alone at night.
女孩子晚上一个人外出很危险的。
That's nothing.
你这哪算什么？
It seems that the further cats fall, the less they are likely to injure themselves.
看起来，猫跌落的距离越长，它们就越不会伤害自己。