These layers are slowly and successively produced by the animal itself.

这一层一层的物质都是住在贝壳里的牡蛎自己生成的。所以，珍珠形成得十分缓慢。

During their stay, two lab modules, Wentian and Mengtian, will be sent successively into space.

在飞船停留在太空的期间，问天和梦天两个实验舱模块先后被送入太空。

Melodic sequence is simply the repetition of a musical motive at a successively higher or lower degree of the scale.

旋律模进只是在音阶的高几度或低几度的位置来重复模仿那个音乐动。

Without realising it, he saw all the rays of the twilight become successively extinguished.

不知不觉间， 他看到那暮光中， 所有的光芒都接连熄灭。

Next time, we'll discuss other kinds of writing successively.

下次，依次讨论其他类型的写作。

All was hushed, till the general stillness was again disturbed by the groaning, which was repeated several times successively.

一切都安静下来， 直到吟声再次打破了一般的寂静， 吟声连续重复了好几次。

Many different commodities, it is probable, were successively both thought of and employed for this purpose.

很可能，许多不同的商品相继被想到并用于此目的。

After that, the talented Miss Cowley drove successively a trade delivery van, a motor-lorry and a general!

后，才华横溢的考利小姐先后驾驶了一辆贸易货车、一辆动货车和一名军！

Julien approached successively the several groups and attracted no attention by reason of his lack of importance.

于连先后走近几群人， 因为他不重要， 所以没有引起注意。

Then the next higher, and the next would be successively filled, and the lowest would be the last to vanish.

然后是下一个更高的， 下一个依次被填充， 最低的最后消失。

While the elderly gentleman stood looking at the Pyncheon House, both the frown and the smile passed successively over his countenance.

老先生站在那里望着品川府，眉头一皱，一笑而过。

Before the erection of the Royal African company, there had been three other joint-stock companies successively established, one after another, for the African trade.

在皇家非洲公司成立前， 先后成立了另外三个股份公司， 从事非洲贸易。

Induction is where we can solve the simplest case, then find a pattern that will allow the same reasoning to apply to successively larger sets.

在归纳法中， 可以解决最简单的情况，然后找到一种模式， 让相同的推理适用于连续更大的集合。

But the American cuckoo is in this predicament, for she makes her own nest and has eggs and young successively hatched, all at the same time.

但是美国杜鹃就处于这种困境， 因为她自己筑巢， 同时产卵和孵化幼崽。

I leaned over the table; I laid my finger successively upon every letter; and without a pause, without one moment's hesitation, I read off the whole sentence aloud.

靠在桌子上；把手指依次放在每一个字母上；没有停顿， 没有片刻的犹豫， 大声读出了整个句子。

Consider what extraordinary kindness of fate must tend upon one, that not a care, not a preoccupation, should interfere with his contemplative thought for five or six days successively!

想一想命运对一个人来说是何等的仁慈，以至于连续五六天没有一种关心，一种专注，干扰​​了他的沉思！

The mind is 'a kind of theater, where several perceptions successively make their appearance; pass, repass, slide away, and mingle in an infinite variety of postures and situations.

心灵是“一种剧院，几种知觉相继出现；通过、重新通过、滑开，并以无数种姿势和情况混在一起。

Admittedly, there are cases that help-givers are successively reported to be falsely identified as offenders, which makes common people become more risk-conscious and unwilling to offer their help.

诚然，接连有助人被举报冒犯的个案，让老百姓风险意识增强，不愿提供帮助。

Five daughters successively entered the world, but yet the son was to come; and Mrs. Bennet, for many years after Lydia's birth, had been certain that he would.

可是五个女儿接接连连地出世，儿子还不知道在哪里；丽迪雅出世多少年以后，班纳特太太还一直以为会生儿子。

Qieyang was given the gold medal of women's 20km race walk at 2012 London Olympic Games after the original top two athletes had been stripped of their medals for doping successively.

在 2012 年伦敦奥运会女子 20 公里竞走比赛中，前两名运动员因服用兴奋剂先后被剥夺奖牌后，切阳什姐获得了金牌。