Triacid
a. 三(酸)价的
🗣️ 情景例句
When I was asked to speak in English.
刚才当被要求说英语的时候。
In university, students are trained to become lawyers and dentists.
大学的学生被训练成为律师和牙医。
I could see a snake, a bear, a wolf, but no people.
我还看见一条蛇、一只熊、一只狼，但没有看见人。