Role indicator
[计] 作用指示符
🧩 词语组成解析
role
[rol]
n. 作用;地位;角色;
indicator
['ɪndɪketɚ]
n. 指示器;[化]指示剂;指示者;
🗣️ 情景例句
but this is an important opportunity.
但这是一次很重要的机会。
He always keeps his words.
他总是信守诺言。
I decided to take her by train.
我决定带她乘火车去。