Data collection is meagre and infrequent.

因为这些数据收集得很少，开展频率也很低。

People complained that buses were late and infrequent.

人们抱怨公共汽车晚点且不频繁。

Solar eclipses are relatively infrequent, occurring two to five times a year.

日食发生的频率相对较低，每发生 2 到 5 次。

More than 60% of Central Asia has a dry climate with infrequent rainfall.

超过60%的中亚地区气候干燥，降雨量小。

Errors in the reporting of such infrequent crimes have a huge effect on the headline figure.

这些犯罪发生几率不大，相关报道中出现的错误会极大地影响到最后公布到新闻媒体上的数字。

If I say something happens " once in a blue moon, " it is uncommon, infrequent, rare.

如果我说某件事" once in a blue moon" ，那它就是不常见的，很少发生的，罕见的。

It's a high poverty community, low graduation rates, high crime, infrequent opportunities for science or nature access.

这个非常困的地区有着极低的就业率、很高的犯罪率、因此对科学及自然的追求自然十分乏。

The men rode and ran by turn, and the dogs were kept on the jump, with but infrequent stoppages.

那两个人轮流驾橇和跑路, 狗队则一直在奔跑, 有时停脚歇一会儿。

And the talk, still infrequent, seemed to be hampered by the fullness of the mouths.

谈话，仍然很少见，似乎被嘴巴塞得满满的。

Chances to see Ashley alone were all too infrequent these days. And to think that Melanie had asked her to hold him!

可是你想，媚兰居然请她把他留住呢？这太有意思了。

It was one of those not infrequent days of an English June which are as wet and boisterous as November.

这种天气在英国的六月里并不少见，就跟十一月份那种潮湿恶劣的天气一样。

To us, sure, in very small, infrequent doses.

对我们而言 当然 不算是欢欣雀跃。

In high concentration the shift from the focus of attention is of short duration and relatively infrequent.

在注意力高度集中的情况下，注意力的转移持续时间很短，而且相对较少。

Such psychological and psychic warps between dimensions of existence are not infrequent.

存在维度之间的这种心理和精神扭曲并不少见。

Any imagined or real spike from royal weddings is so brief and infrequent as to make no difference to British prosperity.

王室婚礼带来的提振，无论是想象的也好真实的也好，都太过短暂、太过偶然，对英国的繁荣起不了什么作用。

There was a bird somewhere in the woods, beyond the broken and infrequent slanting of sunlight.

有一只鸟在树林里的某个地方，在破碎的、偶尔倾斜的阳光之外。

On the other hand, black-yellow and white-white, can be substituted for something longer because those blocks are infrequent.

另一方面，黑-黄和白-白可以用更长的东西代替，因为这些块很少见。

Live sessions are infrequent and are often scheduled during the middle of the day when students have to attend other classes or work.

直播课程很少，通常安排在学生必须参加其他课程或工作的中午。

Same goes for the even more infrequent references to breast pumps, the modern appliance that lets a breastfeeding mom go back to work.

同样地，也更少会提到吸奶器，这是一种让母乳喂养的母亲重返工作岗位的现代设备。

Nicole stood in a shop with a love bird on her shoulder, and had one of her infrequent outbursts of speech.

妮可站在一家商店里， 肩上扛着一只爱情鸟， 她偶尔会大发雷霆。