The success of the system is not in doubt.

Has the date of the next meeting been fixed?

下次会议的日期确定了没有？

A date for the meeting has yet to be determined.

会议日期尚待确定。

They tried to buffer themselves against problems and uncertainties.

他们尽力保护自己免受困难和不确定因素的影响。

She shook it to make sure there was nothing inside.

她把它晃了晃，以确定里面没有东西。

The houses were first slated for demolition five years ago.

这些房子在五年前就确定要拆除了。

Any of various small, mostly tailless, extinct flying reptiles of the order Pterosauria that existed during the Jurassic and Cretaceous periods.

翼手龙任一种小型已灭绝的翼龙目的飞行爬行动物，它们绝大多数都没有尾巴，生活在侏罗纪和白垩纪之间的那段时期。

The second hypothesis seems unlikely because large pterosaurs could not have landed in trees without damaging their wings.

第二种看来也不可能，因为大型翼龙不可能降在树上而不伤害它们的翅膀。

So perhaps the smaller pterodactyls had disappeared because the new kid in town, birds, were out-competing them.

所以也许稍小的翼龙消逝是因为鸟这种新生物在生存竞争中战胜了它们。

The first wrongly assumes that the pterosaurs'hind feet resembled a bat's and could serve as hooks by which the animal could hang in preparation for flight.

第一种错误地设想翼龙的后爪象蝙蝠一样，钩子似的挂着为飞行做准备。

Discovery of a new pterosaur from western liaoning, china

辽宁西部翼龙类化石的首次发现

A China-developed Wing Loong-2H unmanned aerial vehicle ( UAV) took a 4.5-hour flight to Mihe township in Gongyi city, one of the most seriously ravaged of Emergency Management said.

应急管理部表示，我国自主研发的翼龙-2H无人机飞行4.5小时抵达河南省巩义市米河镇。该镇是河南省受灾最严重的一个地区。

These conditions gave rise to the dinosaurs, pterosaurs, and early crocodilians.

这些条件，引起了恐龙，翼龙，鳄鱼和早期。

Huanjiang pterosaur fossils, ancient animals of China scholars, in particular pterosaur Studies is a major event.

环江翼龙化石的发现，是中国古动物学界，特别是翼龙研究学的一件大事。

Professor Zheng Xiaoting, from Linyi University in Shandong who also took part in the study, said:' Yi qi lived in the Jurassic, so it was a pioneer in the evolution of flight on the line to birds.

参与该项研究的山东临沂大学的郑晓廷教授说：奇翼龙生活在侏罗纪时代，所以它算是鸟类支系飞翔演化过程中的一个先锋。

When a pterosaur walked or remained stationary, the fourth finger, and with it the wing, could only turn upward in an extended inverted V-shape along each side of the animal's body.

当翼龙走路或静止时，第四指及其翼，只能向上翻转，成一个伸展且内翻的V型，在其身体两侧。

Other note: Wyvern Sting may now be used in combat.

翼龙钉刺可以在战斗中使用？噢也。新打法。

The pterosaurian egg doesn ′ t show any structures of the hard shell, indicating that it may be soft-shelled too.

翼龙类蛋化石没有显示硬壳结构，很可能同样为软壳蛋。

This is huge for a pterosaur.

这对翼龙来说非常巨大。

Analysis by Professor Xu and his colleagues, which is published in the journal Nature, suggest that it is likely the dinosaur glided, perhaps like modern flying squirrels.

徐星教授及同事的研究分析结果发表在了《自然》期刊上，表明了奇翼龙可能能够像现代鼯鼠那样滑行。

This image shows the skeleton of the nocturnal flyer Ctenochasma elegans, a pterosaur.

这张图像是夜间飞行纤弱梳颌翼龙的骨骼标本。