Transportation system
运输系统
🧩 词语组成解析
🗣️ 情景例句
Nice to meet you, Mr. Carlson.
很高兴见到你 Carlson先生。
It's a beautiful country with several chains of mountains.
这个国家很美，它有很多山脉。
She teaches foreign students Chinese.
她教外国学生汉语。