Radar echo
[电] 雷达回音
🧩 词语组成解析
radar
['redɑr]
n. 雷达;雷达装置;无线电探测器;
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”
🗣️ 情景例句
Oh, it's a sweet-sounding name for a sweet little boy.
噢， 好一个甜美悦耳的名字 ，配个甜美的小孩。
Years bring wisdom.
年长智也增。
He has pointed out that the tree is a useful source of income as tour-ists have been coming from all parts of the country to see it.
他指出，由于人们从全国各地纷纷前来参观这棵树，