About two-thirds of adults consult their doctor at least once a year.

大约三分之二的成年人一年至少看一次医生。

《柯林斯英汉双解大词典》

The Tourist Board inspects all recommended hotels at least once a year.

旅游局至少每年视察一次所有举荐的旅馆。

《牛津词典》

Always read an exam all the way through at least once before you start to answer any questions.

在开始回答任何问题之前总是把试卷从头到尾读至少一遍。

《柯林斯英汉双解大词典》

Forrester Research says four out of five online adults use social media at least once a month.

VOA: special.2009.09.14

It's all over the place, and as soon as I start to play it, at least once we get in to it, you'll say, "Oh, yeah, i've heard that."

我们经常会听到它,只要我一开始放,至少当我们听到主要部分,你们会说,原来这样啊,我以前听过

耶鲁公开课 - 聆听音乐课程节选

I go there like, at least once a month.

我至少一个月会去那里一次。

旧金山的热点 - SpeakingMax英语口语达人

Kirven and Antonio have had a long-term relationship with COCA, teaching young dancers at least once a year.

CNN: Alvin Ailey principal dancers retire to give back

Phil now goes to the gym at least once a week for strength training.

WSJ: Exercise in Retirement: Cardio vs. Weight Training

In Asia, it goes against management at least once in half the annual meeting showdowns.

FORBES: BlackRock Is Not Shy About Voting Its 5% Or More Holdings in 2400 Companies