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
Don't treat me as an idiot.
别把我当傻瓜。
Step by step the ladder is ascended.
登梯需要逐级登。
She must be at least thirty-five years old.
她至少也有35岁了。