Combinational probler
[电] 综合问题
🧩 词语组成解析
[计] 组合的
🗣️ 情景例句
It's me, Grandpa.
是我， 爷爷。
We are really glad to see you so constructive in helping settle the problems as regards the signing of the contract.
我们很高兴您在解决有关合同的问题上如此具有建设性。
I like writing to my penfriend, but it takes a lot of time.
我喜欢给笔友写信，但那很花时间。