Muttnik
n. 带实验小狗的人造卫星
🗣️ 情景例句
Did you bring any savings or salary information?
你是否带来储蓄和薪资的相关资料？
No song, no supper.
不劳无获。
I've been working so hard recently that I haven't had any time for collecting new stamps.
最近我的学习一直很紧张，没有时间收集新邮票。