archesporium

孢原
孢原组织

例句与用法：

Have you been to the Triumphal Arch?

你去过凯旋门吗？

The arch has a span of 60 metres.

那个拱的跨度为60米。

The cat arched its back when it saw the dog.

那猫看见狗时就拱起了背。

The bridge has three arches.

这座桥有三座拱洞。

The cat arched its back in anger.

那只猫气得拱起了腰。

词形变化：