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Seldom have grandstands at the edge of a formula one circuit during an active session looked as empty as they did on Friday, as drivers conducted three hours of practice ahead of the Turkish grand prix.

很少有看台边缘的F1赛道会议期间积极看空，因为它们没有上周五，因为司机进行了三个小时的练习之前，土耳其大奖赛。

Seldom is it that he who undertakes the hewing, instead of the great carpenter, does not cut his own hands!

外行的伐木者去做大匠的事，很少有不伤到自己的手的。

By now, there is seldom report on the Heilongjiangwood frog which hibernates at low temperature condition. Our study mainly analyze theadaptation changes of liver proteins, SOD, LDH, G6PDH and EST activities of Heilongjiangwood frog under low temperature.

本文旨在研究低温条件下黑龙江林蛙肝脏蛋白质、超氧化物歧化酶、乳酸脱氢酶、葡萄糖6-磷酸脱氢酶(G6PDH)及酯酶的适应性变化，以探讨黑龙江林蛙冬眠期低温耐受的机制，为两栖类低温生物学和比较生理学的深入研究提供理论参考和实验依据。

Dewatering is seldom used as an intermediate process unless the sludge is to be incinerated.

脱水很少被用作一种中间的处理，除非是泥浆要被焚化。

He is a busy man and seldom indulges in a holiday.

他是个大忙人，难得有机会好好地度假。

Spatial structural patterns are very important reformation inflecting regional characteristics. However, they are seldom explicitly expressed in geo-data bases.

在地理信息系统中，点、线、面等基本图形要素不仅直接表示了各种地理现象，而且隐含地表示了地理现象的空间结构，例如斑块结构、棋盘结构。

Some people are seldom punctual. It really infuriates me.

有些人很少守时，这使我十分恼怒。

However, models of human innervated and non-innervated blood vessels have seldom been reported, and the regulating mechanism of non-innervated blood vessels is not clear yet.

故研究内皮细胞对血管的调控机制，应该区分所要研究的血管有无神经支配，而目前人体有、无神经支配的血管模型少见报道，有关无神经支配血管的调控机制的报道也为数不多。

He seldom interfered with his children's life.

他很少干预孩子们的生活。

In the past, dedicated treatises or research that juxtaposed the design procedure and design management seldom appeared in the field of design.

过去，在设计领域中对於设计程序与设计管理并列的研究课题较少出现专门论著与研究。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。