Nitrourea
硝基脲
🗣️ 情景例句
But I am going to make a headpiece of lace.
但我准备做一个蕾丝头饰。
Can I speak to Mr. Li?
我能请李先生讲话吗？
When he returned to India he spoke in public about the situation in South Africa.
当他加到印度之后，他还就南非的形势公开发表演说。