n. 鸭子,野鸭;鸭肉;(表示友好的称呼)乖乖;(板球)零分;
vt.& vi. 躲避,回避;潜入;忽然低下头(或弯下腰);迅速行进;
🗣️ 情景例句
So does the sound.
这些声音也是。
We've only sold our product at trade fairs, not in an on-going sales campaign.
我们的产品只在商展时展售,而没有办促销活动。
Professor Karl von Frisch, an Austrian scientist, spent many years of his life researching the amazing ways honey bees communicate in their dark hives.