Alpha-substitution
[化] α-取代
🧩 词语组成解析
alpha
['ælfə]
n. 希腊字母的第一个字母;
substitution
[ˌsʌbsti'tju:ʃən]
n. 代替;代用;替换;<化>取代（作用）;
🗣️ 情景例句
You don't need to do that, Grandpa.
你不用这样，爷爷。
Bye! Have a good day.
再见！请慢走！
it is both simple and elegant, fulfilling its designer's dream to create 'an enormous object drawn as faintly as possible'.
但它的结构简单，造型优美，实现了设计者企图创造一个“尽量用细线条勾画出一个庞然大物”的梦想。