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
What pretty flowers! Thank you.
好漂亮的花!谢谢你。
I checked my baggage in the baggage section.
我在行李房托运行李。
Our knowledge of the oceans a hundred years ago was confined to the two-dimensional shape of the sea surface and the hazards of navigation presented by the irregularities in depth of the shallow water close to the land.