🧩 词语组成解析
[医] 脑白质
🗣️ 情景例句
Thank you, Mr. Johnson.
谢谢你。约翰逊先生。
I want to make a long distance call.
我想要打一个长途电话。
Many strange new means of transport have been developed in our century,
本世纪已研制出许多新奇的交通工具，