Sbo
[医][=single-breath oxygen]一次呼吸氧量
🗣️ 情景例句
but our schedules won't allow it.
但我们的工作时间表不允许这样。
Before you go on, I have a question.
在你接着干之前，我有一个问题。
In 1928 some porpoises were photographer working like beavers to push ashore a waterlogged mattress.
1928年，有人拍摄到了海豚像海狸一样把浸透水的床垫推上岸的情景。