About 80 percent of the world's plants are angiosperms.

世界上大约80%的是被。

There are 300,000 species of extant angiosperms around the world.

世界上现存的被有 30 万种。

These angiosperms lost so much water into the air that as they spread, they brought their own rain with them.

这些被在扩张过程中，虽然失去了这么多的水分到空气，但他们也携带了自身的雨水。

Angiosperms are the most evolved, diverse, widely distributed and adaptable group of plants today.

被是当今最进化、最多样化、分布最广、适应性最强的群。

Gymnosperms and angiosperms both have seeds.

和被都有种。

Baker said angiosperms are more successful at reproducing than gymnosperms.

贝克说，被比在繁殖方面更成功。

In the latest study, the team used micro-CT technology to scan the fossil and found that the interior contained inverted ovules, which is a key feature for determining angiosperms.

在最新的研究中，该团队使用微型 CT 技术扫描化石，发现内部包含倒置的胚珠，这是确定被的关键特征。

The Nanjing Institute of Geology and Palaeontology and the Chinese Academy of Sciences recently announced they had discovered the earliest known angiosperm through fossil reexamination in Northwest china.

南京地质古生研究所和中国学院最近宣布，他们通过化石复查在中国西北发现了已知最早的被。

Flowering plants are also called angiosperms.

开花也被称为被。

The research explains how angiosperms appeared and became widespread during the age of dinosaurs.

这项研究解释了被是如何在恐龙时代出现并广泛分布的。

The researcher in charge of the study said that flowers and fruits are part of the angiosperm family.

负责这项研究的研究员说，花和水果是被家族的一部分。

The study could help scientists better understand disease and pest resistance in angiosperms.

该研究可以帮助学家更好地了解被的抗病性和害虫抵抗力。

At that time, 80 percent of major angiosperm species arose.

当时，80%的主要被种出现了。

And so we have today the two basic types of trees – gymnosperms – the conifers also known as softwoods, and angiosperms, the flowering trees known as broadleafs or hardwoods.

所以今天我们就有了两种基本类型的树木————针叶树，也称为软木， 和被， 开花的树木， 也称为阔叶树或硬木。

And 15% of angiosperms, which is all of the plants you're looking at came to be through polyploidy or a mistake in the chromosomes.

而15%的被，即你所见到的所有，其形成过程涉及多倍体现象或染色体错误。

Angiosperms evolved a high diversity of fruit types, permitting effective seed spread.

被进化出了高度多样性的果实类型，允许有效的种传播。

Angiosperms, the flowering plants of today, bounced back and grew into full-fledged forests that created new habitats and opportunities.

被，也就是今天的开花，恢复了过来，并生长成了完整的森林，创造了新的栖息地和机会。

This is because around 80 percent of the plants in the world are angiosperms, which are flowering plants.

这是因为世界上大约 80% 的是被，它们是开花。

Like the scorpionflies and lacewings, these true flies were thriving on the reproductive structures of gymnosperms, not angiosperms.

就像蝎蛉和草蛉一样，这些真正的蝇类在的繁殖结构上繁盛，而不是被。

Grasses are simple forms of angiosperms that bear their encapsulated seeds on long stalks.

草是被的简单形式，它们的长茎上带有封装的种。