Scba
n. 正压式呼吸器（石油、煤炭、消防）; [医][=self-contained breathing apparatus]自我控制呼吸仪，配套呼吸装置
🗣️ 情景例句
Let's go to your favorite restaurant to commemorate this occasion.
我们去你最喜欢的餐馆来纪念这次活动？
Their grandchildren are grown up now.
他们的孙子现在长大了。
It was Wednesday.
昨天是星期三。