Reflection echo
[计] 反射回波
🧩 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”
🗣️ 情景例句
Mary and Arnold are going steady.
玛丽和阿诺德正式成为情侣。
I wash his face and hands,and then I dress him.
我洗他的脸和手，并且我给他穿衣服。
It was beginning to get dark. I think we'd best stay the night here, I said.
天开始变黑。“我看我们最好在这里过夜，”我说，