Kaa
abbr. keep-alive anode 永正极
🗣️ 情景例句
Hi.
嗨。
He is working on a book about the Vietnam War.
他正在写一本关于越战的书。
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。