Boiler alarm - [化] 锅炉缺水报警器; 锅炉最低水位报，怎么读怎么用

🧩 词语组成解析

boiler ['bɔɪlɚ]

n. 锅炉;烧水壶;热水器;

boil煮+er表名词 →锅炉

alarm [ə'lɑrm]

n. 惊恐;警报;闹铃;动员令; vt. 使惊恐;警告;给（门等）安装警报器;

arm 武器

Weren't they going to be here this morning?

他们不是今天早上要来这儿吗？

Will you please lock the door when you leave?

请您当你离开时，锁门？

From the shore line, out to a distance which may be anywhere from a few miles to a few hundred miles,

从海岸线向大海延伸几英里到几百英里的区域是大陆架慢坡，

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