Seva
abbr. stand-up extravehicular activity (宇航员在外层空间的)直立舱外活动
🗣️ 情景例句
All my bags are checked in. I guess I'm all set to go.
我的行李都检查完了,看来我可以走了。
One sheep follows another.
一羊跟一羊(指盲从)。
The use of pesticides and fertilizers produces cheap grain and vegetables.
使用杀虫剂和化肥生产出廉价的谷物和蔬菜。
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