Pre-sets
n. 预置；预调
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
n. 集合, 设置（set的复数）
🗣️ 情景例句
I'd like your help.
我要请你帮忙。
The capital of my country id Beijing.
我国首都是北京。
Mum and Dad were not at home.
爸爸妈妈不在家。