Perhaps it was a sin to kill the fish.

也许杀死这条鱼是一桩罪过。

youdao

An only accidental afternoon, how did I learn to kill the fish.

只一个偶然的下午，我学会了怎么杀鱼。

youdao

Kill the fish at the top and you may get an explosion of smaller ones below, gobbling up much more food than would be eaten by a few big fish of the same total weight.

消灭了食物链顶端的鱼，在低端的小一些的鱼就会暴增，将吞食掉比与它们总重量相同的少量大鱼所吃的更多的食物。

youdao

The pumps, however, both grind up the fish and disrupt the tidal flows, thus threatening to kill native species and inviting invasive ones.

ECONOMIST: Water in California

Nutrient overloads lead to low levels of dissolved oxygen in the water, which can kill fish.

WSJ: Connecticut Seaweed: Life Down on the Kelp Farm

The U.S. Fish and Wildlife Service conservatively estimates that wind turbines already kill 440, 000 birds in the United States each year, even while providing just a tiny portion of U.S. electricity.

FORBES: Obama Unites Global Warming Alarmists, Skeptics In Presidential Debates