尤其是有三缕甲烷气柱的源头据说已基本确定位置，但它们有可能是由地质过程产生，也可能仅仅只是由生物体产生的。

These sources are probably geological but they might, just, prove to be biological.

youdao

靠近草坪的一端，有十二个古代装束的武士在玩九柱戏。

Near one end of the lawn were twelve old-fashioned knights playing at ninepins.

youdao

靠近草坪的一端，有十二个古代装束的武士在玩九柱戏。

Near one end of the lawn were twelve old-fashioned knights playing at ninepins.

youdao