wager

赌注、赌金

He placed a small wager on the horse with the longest odds.

他在赔率最高的那匹马身上下了一小笔赌注。

打赌、赌局略正式

They made a wager over who would finish the report first.

他们打赌看谁会先写完报告。

下注、赌

She wagered fifty dollars on the final game of the season.

她在本季最后一场比赛上下了五十美元的注。

打赌、敢说口语

I'd wager he has no idea what the meeting is about.

我敢说他根本不知道这场会议在谈什么。