Swa
abbr. 可溶性成虫抗原（soluble adult worm antigen）
🗣️ 情景例句
Thank you.
谢谢。
Building is rewarding.
建造东西是有价值的事。
For instance, if you are older you have less time to recover from any major losses,
比如说，如果你年纪较大，你从重大投资损失中恢复过来的时间就较少，