英语语法分析

These chemicals can emanate certain poisonous gases.

这些化学药品会散发出某些有毒的气味。

What rule, then, could emanate from that unreasonable order?

那么，从这种不合理的秩序中显现出了什么准则呢？

The waves that emanate from the collision of two black holes should be detectable.

两个黑洞相撞时产生的波动可以测到。