Beta substitution
[化] β-取代
🧩 词语组成解析
n. 希腊字母表的第二个字母\\n[医] β(希腊文的第二个字母), 乙种
substitution
[ˌsʌbsti'tju:ʃən]
n. 代替;代用;替换;<化>取代（作用）;
🗣️ 情景例句
Don't put all your eggs in on basket.
不要孤注一掷。
A servant is known by his master's absence.
主人不在可以看出仆人的品行来。
I've got some personal affairs that I have to see to, but I've also got some time to visit some relatives.
我还有些个人的事得去料理一下，但我也得抽些时间去看看一些亲戚。