Emergency (stop)cock
[化] 应急开关
🧩 词语组成解析
🗣️ 情景例句
While sitting on the bus I often meet interesting people.
乘车时，我经常碰到一些有趣的人。
From across the room, David cast a glance at his brother.
隔着房间，大卫瞥了一下弟弟。
'You'll soon learn English!' he said.
“您会很快学会英语的！”他说。