台Taivo A Taiwan Mandarin dictionary

奧陶紀

Aòtáojì

ㄠˋ ㄊㄠˊ ㄐㄧˋ

Simplified 奥陶纪

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  1. 1Ordovician (geological period 495-440m years ago)
Example

奧陶紀—志留紀滅絕事件消滅了近 85% 的海洋物種。

Aòtáojì Zhìliújì mièjué shìjiàn xiāomiè le jìn de hǎiyáng wùzhǒng

The Ordovician-Silurian Extinction Event wiped out nearly 85% of marine species.

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