He fluctuated between hope and despair.

他时而充满希望时而失望。

Her moods kept changing,now happy, now sad.

她的情绪总是变幻不定，时而欢喜，时而忧伤。

He looked at the girl and smiled.

他看着那个姑娘并不时地朝她微笑。

Bulges and tentacles of ore extend haphazardly from a central mass.

矿石的凸出物及细枝不时地从中心块体伸出。

I earn enough to push the boat out now and again.

我挣的钱足以时不时摆摆阔了。

now and again he'd join in when we were playing video games.

我们玩电子游戏时，他偶尔会和我们一起玩。

now and again , he caught a whiff of a peculiar smell.

他不时闻到一股怪味.

I only go there now and again.

我只是偶尔到那里去.

Drop in now and again.

有空过来玩吧.

now and again the hunter can hear a long - draw dolorous whine of some unseen coyote.

猎人不时能听见某只看不见的小林狼发出的拖长的哀嚎.

I feel a twinge in my back now and again.

我不时感到背痛.

Our fingernails need cutting now and again.

我们的手指甲有时需要剪一剪.

He bore away to the left, stopping now and again to eat muskeg berries.

他转向左面走着, 不时停下来吃沼地上的浆果.

now and again the wolves, in packs of two and three, crossed his path.

那些狼, 时常三三两两地从他前面走过.

I'll admit that now and again he had a sort of tub - thumping eloquence.

我承认,他不时地表现出一种慷慨激昂的口才.

She would hold her course all day, with a finger to the wheel now and again.

只要不时用个手指去碰一碰舵轮,她就会整天按照航线行驶.

We've got little bits, but it's only now and again, and never current stuff.

我们搞到了一点点儿, 但只是偶尔能搞到, 而且从来都不是当前情况.

Every now and again she went upstairs to see if he was still asleep.

她时而到楼上看看他是否还在睡着.

Only now and again , violent little shudders would come over her , out of her subconsiousness.

只是在偶然的时刻, 在她的潜意识中会产生出少量激动的震动.