他时而消失，时而又出现。
这是一项好时而又艰苦的工作。
时而又现身窗口。
我，时而穿梭在林中，时而又攀爬，站立于岩石上。
I sometimes shuttle in the forest, but when climbing, standing on the rocks.
时而，我想她有点喜欢我，时而又肯定她不可能爱上我。
Sometimes I thought she liked me a little, and at other times I was sure she would never love me.
她们时而让他捧腹，时而又哭笑不得，那句“再见”他真不该说。
They made him laugh. They made him cry. He never should have said goodbye.
所以生活就是这样，有荣耀也有苦痛，时而扣人心弦时而又波澜不惊。
So here it is, life in its glory and its pain, exciting and ordinary.
第二乐章不像第一乐章那么“重”，这使它在缓和前面的同时而又不失辉煌。
The second movement is not as "heavy" as the first making it an excellent relief without losing its harmonic brilliance.
因而激越悠扬、慷慨奔放，时而有如怒涛旋转翻滚，时而又如瀑布急泻直下。
Therefore agitation melodious, generous unrestrained, and sometimes like a raging billows roll rotation, and sometimes falls and if the plunge Mashimo.
观众时而为这只小猪笑得前仰后合，时而又不禁为它质朴乐观的个性而泪盈于睫。
While the audience laugh their heads off, they also can`t help getting a bit tearful over the unsophisticated but upbeat piggy.
三人时而团结一致，联手对付难缠的父母，时而又会相互争斗，争取自己的权益。
Sometimes, they unite to tackle their intractable parents, sometimes they fight each other for their rights.
商务纷繁复杂，但至少必须收支平衡。商务变化多端，时而冲至顶峰，时而又跌入低谷。
Business is many things, the least of which is the balance sheet. it is fluid, ever changing, living thing, sometimes building to great peaks, sometimes falling to crumbled lumps.
无家无爱的恐慌感，让她在作品中时而凄厉呐喊，时而又潜入“后花园”，醉心于里边的甜蜜与温馨。
For the lack of home and love, she she sometimes shrill cry at work, sometimes into the "back garden"are indulged in the sweet and warm inside.
我抬头望着月亮，那月亮时而躲在云朵后面，时而又站在我们面前，月亮，多么像一个淘气的小孩子呀！
I looked up and looked at the moon, the moon and sometimes hiding behind the clouds, or standing in front of us, the moon, how like a naughty child!
沿途风景随着吊桥的起伏而变化，你会发现你时而在树顶端走过，时而又有很多美丽的树叶在你的两旁。
The walkway changes in elevation along the way, offering a variety of views. You will find yourself above the trees, as well as amongst the trees with beautiful foliage on all sides.
环境与方法方面，涉及到如何在确保最大限度、高效地进行工业生产时而又能适应日益严格的环保要求。
Environment and legislation: the implications of increasingly stringent environmental legislation and ways in which the industry can optimise performance to meet the targets.
传统上，女人必须等待男人求婚，实际上，就连约会也是如此。这难道不是一种过时而又不公平的做法吗？
Traditionally, women have to wait for men to propose marriage - or, indeed, a date. Isn't this out of date and unfair, too?
望着天空，我看见月亮，它就像个淘气的孩子，它时而藏在云朵后面时而又露面，仿佛正在和我玩躲迷藏。
Looking up the sky, I saw the moon. It was like a naughty child. Sometimes it hid in the clouds and sometimes it got out of the clouds, it seemsed to play "hide and seek" with me.
她嘴巴刚毅，鼻子俊俏，灰色的眼睛异常敏锐，似乎能看穿一切，眼神时而炽烈，时而风趣，时而又像在沉思。
She had a decided mouth, a comical nose, and sharp, gray eyes, which appeared to see everything, and were by turns fierce, funny, or thoughtful.
他是个很奇怪的家伙。他常常很快乐而且明白事理，但时而又脾气很坏甚至粗暴。他是个具有双重性格的人。
He's a strange chap. Usually he's very pleasant and reasonable, but there are times when he gets very bad-tempered and almost violent. He's got a Jekyll and Hyde personality.
在那以后的四个星期内，消息时而部分有所好转，时而又有点不妙，两种情况不断地交替出现，一直没有明朗化。
See-sawing between partly good and faintly ominous, the news for the next four weeks was never distinct.
尽管气象学者们清楚地知道有利于雷暴形成的条件，但是要及时而又精确地预测雷暴发生的地点使他们感到压力重重。
Although meteorologists know what conditions favour their formation, they are hard-pressed to say exactly where a storm will occur until it is almost too late.
作者经常以一个照顾衰老父亲的女儿的声响来表达这些思考，这种声响时而充溢愧疚，时而手足无措，时而又全是喜欢意。
The author often start with a care aging father "s daughter of sounds to express these thinking, this voice sometimes guilt-ridden, sometimes at a loss, sometimes they is full of love."
与往常不同的是她的脸上透出淡淡的一层红晕，那双时而严肃认真，时而又茫然若失的灰色大眼睛里闪耀出活泼亲热的光芒。
There is a slight blush on her face which was different from the past. That pair eyes was serious, earnest, feel lost. Big gray eyes give out sparkles and lively rays.
时而又来了他年轻时那些夭折的朋友，还有他那面带圣者般的蹙容、须发花白的父亲，以及在走过时却扭转面孔不理睬他的母亲。
Now came the dead friends of his youth, and his white-bearded father, with a saint-like frown, and his mother, turning her face away as she passed by.
当干扰使工业控制机控制程序“跑飞”后，如何及时而又恰当地使控制程序恢复正常运行是设计工业控制机必须要考虑的问题。
It must be regarded that how to recover the normal run in time and just right when industrial control computer is runaway with interference in design of the computer.
当干扰使工业控制机控制程序“跑飞”后，如何及时而又恰当地使控制程序恢复正常运行是设计工业控制机必须要考虑的问题。
It must be regarded that how to recover the normal run in time and just right when industrial control computer is runaway with interference in design of the computer.
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