A downy bird
机灵鬼,精明人
🧩 词语组成解析
a. 绒毛的, 柔和的, 有草丘陵地的
bird
[bɝd]
n. 鸟，禽;<俚>少女，姑娘，人，家伙，东西;<口>飞机，火箭，导弹;
vi. 观察和辨认鸟;捕鸟，打鸟;
🗣️ 情景例句
I'm glad to meet you.
很高兴认识你。
Excuse me. Could you please tell me how to get to the station?
劳驾，请问到火车站去怎么走？
it takes much less energy to accelerate to that 1.5 miles per second than it does on Earth.
在月球上加速到每秒1。5英里比在地球上所用能源要少得多。