S.t.s.
[医] 梅毒血清试验
🗣️ 情景例句
But I may not want to go to Michigan.
但是， 我可能不去Michigan。
He skinned his knee.
他擦破了膝盖的皮。
Without something of this kind, searching for intelligences on other planets
没有这种手段，要想寻觅其他星球上的智力生命，