Sectional boiler
[机] 分节式锅炉
🧩 词语组成解析
sectional
['sɛkʃənl]
adj. 拼合而成的;局部的;部分（地区）的;断面的;
🗣️ 情景例句
Her boyfriend couldn't provide her with a sense of security.
她的男朋友无法给予她安全感。
The years teach much which the days never know.
学问集年而成，而每日不自知也。
You are coming along well.
你进展得很好。