🧩 词语组成解析
n. 天花\\n[医] 天花, 痘疮
n. 牛痘\\n[医] 牛痘
🗣️ 情景例句
I have spent the last five years working specifically in this field.
过去五年我专门在这个领域里工作。
What is happening out there?
外面发生什么事情？
Tim is an engineer.He is working for a big firm and he has already visited a great number of different places in Australia.
蒂姆是个工程师，正在一家大公司工作，并且已经去过澳大利亚的不少地方了。