Thiocyanates
硫氰酸酯
🗣️ 情景例句
It's dangerous to leave your children along while you go shopping.
购物时，把你的孩子单独留在家里是挺危险的。
May I speak to Mr. Johnson, please?
我想请约翰先生听电话好吗？
Excuse me. Are the hourse-drawn streetcars free?
对不起，这些马车是免费乘坐的吗？