Ciodrin
丁烯磷杀虫剂
🗣️ 情景例句
Don't you love the warm weather?
你不喜欢温暖的天气吗？
You may criticize my work freely.
你可以随意批评我的作品。
It then sends these signals down an ordinary telephone line to another fax machine, which changes the signals back into the shapes of letters.
然后把这些符号通过一条普通的电话线送到另一台传真机上，传真机又把符号变为字母形状。