Thermischer
熱效率
??? 情景例句
Excuse me, I just wanted to compliment you on the stunning decor.
不好意思，我只是想贊美一下你那了不起的裝飾布置。
Knowledge is long, life is short.
吾生有涯，而知無涯。
I'd like to take a boat on the River Nile.
我想乘船在尼羅河上游覽。