Aaos
abbr. 美国矫形外科学会（American Academy of Orthopedic Surgeons）
🗣️ 情景例句
Marilyn and Richard and the baby need the space.
Marilyn和Richard还有婴儿需要空间。
Revolutions are not made with rose water.
革命不是绣花。
The question was, which one?
问题是，哪一种气体导致火灾呢？