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
Yeah.
是的。
A wise man needs not blush for changing his purpose.
智者不耻于改变初衷。
If he, or someone like him, were alive today, he might be able to tell us what to expect in the next fifty years.
如果他或是像他的什么人今天还活着的话，他大概可以告诉我们下一个50年后会发生什么事情。