Swt
abbr. 短波无线电发射（Short-wave Transmission）；[矿]表面波试验（Surface Wave Test）
🗣️ 情景例句
Have fun and be careful.
好好玩，但小心点哦。
Marry in haste, and repent at leisure.
草率结婚后悔多。
So far, no man has travelled farther than the moon, but spaceships without people have reach other parts of the universe.
到目前为止，尚未有人到过比月球更远的地方，但无人驾驶的宇宙飞船已到达过宇宙的其它地方。