不时

The minister preaches a sermon now and then.

牧地讲道。

Now and than a magpie would call.

有喜鹊的叫声。

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

他闻到一股怪味。

From time to time,she gave him an encouraging nod.

她对他点头鼓励。

There were flashes of brilliance from several of the players.

几位选手的才气闪现出来。

He laid up some money for a rainy day.

他积蓄一些钱以备之需。

He has a little money put aside for a rainy day.

他积蓄了一点钱以备之需。

I like to smoke a big cigar every now and then.

我喜欢地抽一支大雪茄。

You may find it necessary to readjust the wheels from time to time.

会现调整轮子很有必要。

From time to time there was a moan of pain from the sick man.

病人出一声声痛苦的呻吟。

The audience punctuated his speech by outbursts of applause.

听众以阵阵掌声打断他的讲话。

We should save money against a rainy day.

人要存一些钱, 以备之用。

The professor punctuated his lecture with a few well-chosen jokes.

教授在讲演中插入几个适当的笑话。

From time to time glady shall we be your guests.

我将地十分荣幸地的客人。

Old families need an infusion of new blood from time to time.

古老的家族需要地注入新鲜血液。

I like to keep a few envelopes about in case I need them.

我喜欢手边常有几个信封, 以应之需。

It snowed at intervals this week.

这星期下雪。

She meets her old boyfriend for a drink.

她与她过去的男朋友见面去喝上一杯。

The train stopped frequently at lonely little stations,which resulted in a sleepless night.

火车在孤寂的小站停下来,这使我一夜难眠。

She felt embarrassed by his persistent attentions.

他地向她大献殷勤, 使她很难为情。