She put up her hand to show that she knew the answer.

她举起手以表明她知道答案…（翻译真不好干啊，还是意念比较好理解）

youdao

She put up her hand to show that she knew the answer.

她举起手以表明她知道答案…（翻译真不好干啊，还是意念比较好理解）

youdao