Ascertained
v. 确定（ascertain的过去式）；查明
🗣️ 情景例句
I'd like to cash some traveller's checks here.
我想在这儿兑换一些旅行支票。
His eyes will pop out in astonishment.
他因为害怕而瞪大了眼睛。
Did he sleep well?
他睡得好吗？