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
The weather really sucks today.
今天的天气真差。
My cell phone's out of batteries.
我手机没电了。
to study his image in the sight of those who do not know him,
企图用不了解自己的人的观点来研究自己塑造的形象的作法，