The ailing man alternated two hours of work with one hour of rest.

He alternated between high spirits and low spirits.

他一会高兴一会沮丧.

The sentries alternated their watch.

哨兵轮流站岗.

My life alternated between work and sleep.

我的生活就是工作完了睡觉,睡完觉又工作.

The weather alternated between rain and sunshine.

时而下雨,时而放晴.

The valetudinarian alternated two hours of work with one hour of rest.

那个体弱多病的人每工作两小时就要歇一小时。

The young man alternated singing and dancing.

那年轻人一会儿唱,一会儿跳.

The songs are alternately bright and funand dark and pensive.

歌曲在明暗,哀乐种交替变换着.

Owen was alternately dejected and maddened by the knowledge of his own helplessness.

欧文因自己一筹莫展,时而烦闷,时而生气.

As a companion star orbits its primary , it alternately approaches and recedes from the Earth.

当伴星围绕着主星运转时, 它交替地朝着地球或背离地球运转.

Elinor was alternately diverted and pained.

埃莉诺心里交替出现欢乐和痛苦的心情.

He had alternately whined over his grievances.

他哼哼唧唧地诉说他受的委屈.

He had alternately whined over his grievances and patronized her.

他哼哼唧唧地诉说他受的委屈,又做出一副庇护她的样子.

The solution is degassed by alternately freezing, evacuating and thawing.

通过交替的冻结 、 抽空和溶化来使溶液除气.

These two pieces of incoming and outgoing mail alternately adorned his desk.

这一封来函,一封去信,轮流地在他桌上妆点着.

These complicated thoughts made her alternately happy and gloomy.

于是复杂的思想来到了她的脑子里,使她时而高兴,时而忧郁.

Dances and recitations of poems are performed alternately.

舞蹈、诗歌朗诵穿插表演.

The two methods can be used alternately.

两种方法可交互使用.

We cleaned the classroom alternately.

我们轮流清扫教室.

This movie is by turn ( = alternately ) terrifying and very funny.

这部电影一会儿令人毛骨悚然,一会儿滑稽可笑.

She became alternately angry and calm.

她时而愤怒时而平静。