Photolectric smoke detector
[电] 光电探烟器
🧩 词语组成解析
smoke
[smok]
n. 烟;吸烟;
vi. 冒烟;抽烟;快速;
vt. 用烟熏制;吸（烟），抽;
🗣️ 情景例句
And tell them you want to go on the tour that goes down into the canyon.
跟他们说你要参加到峡谷里去的旅游团。
Sure. Here it is.
当然有。这就是。
however good and adequate they may be both as parents and as individuals,
不管家长的人品有多么好，作为父母又多么合格，