Self-built
自建（self-build的过去式和过去分词）
🧩 词语组成解析
self
[self]
n. 自己;本人;本性;私利;
adj. 同一的;纯净的;单一的;
vt. 使自花授精;使近亲繁殖;
vi. 自花授精;
built
[[bilt]]
build的过去式和过去分词
🗣️ 情景例句
We're just having some cola
我们只是先喝点可乐
The doctor advised me to get plenty of exercise.
医生建议我多锻练。
I had no intention of buying one,
我原来并不打算买一个，