Reflection sounding
[电] 反射发声
🧩 词语组成解析
sounding
['saundiŋ]
n. 探通术;
v. （使）发出声音，响( sound的现在分词 );发（音）;试探;探测;
🗣️ 情景例句
I'm having some trouble keeping food down.
我吃东西时感到困难。
A good beginning makes a good ending.
善始者必善其终。
After he has retired, he will devote himself to gardening.
他退休后，将致力于园艺。