Flap attenunator
[電] 鰭形衰減器
?? 詞語組成解析
flap
[fl?p]
n. 扁平物;[航] 襟翼;拍打，拍打聲;〈口〉不安，恐慌;
v. 上下或左右移動、擺動;輕拍;振翅而飛;
??? 情景例句
I have been learning English for three years now.
我學英語有3年了。
I missed my train.
我未趕上火車
I'd like a cup of tea. What about something to eat?
我想來杯茶。吃點什么呢？