Echo-sounding
n. 回声测深
🧩 词语组成解析
echo
['ɛko]
n. 回声，共鸣;（言语、作风、思想等的）重复;重复者;[无线电]回波;
vt. 重复，效仿;随声附和;类似;发射（声音等）;
vi. 被重复;产生回响;充满回声;
echo-, ech- 表示”声音 ,噪音”;特备是”回声”;”重复,模仿”
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
and used to play drums with the jazz band on weekends.
周末还经常在爵士乐队中打鼓。
Don't underestimate the difficulties of the work.
不要低估了这项工作的限巨性。
No, Mom, said Lucy. I forgot the money!
“没有，妈妈，”露西说，“我忘记带钱了！”