In the IWC website, we see both translational and reflection symmetry.

在IWC的网站中，使用了平移对称和反射对称。

youdao

IWC monitors would be placed aboard every vessel to document the kill and take DNA samples, so the meat can be traced.

国际捕鲸委员会的监督人员会被安置到每一艘船上，对捕鲸活动做记录，并获得DNA样本，以追踪鲸肉去向。

youdao

In theory, a global moratorium, proclaimed by the International Whaling Commission (IWC), has been in force since 1986.

理论上来说，由国际捕鲸委员会声明的《全球禁止捕鲸公约》从1986年就开始生效。

youdao

"The estimated mortality comes to more than 30 animals per year, and having a population that is only 150 - you can imagine that the population will not survive if nothing is done, " said Lorenzo Rojas-Bracho, Mexico's IWC commissioner and the head of the national marine mammal research and conservation programme.

BBC: Finance woes put porpoise at risk

During the two-year "peace process", IWC governments agreed new rules mandating they would strain every sinew to reach consensus where possible, and avoid going back to the years of pointless fractious discord.

BBC: Whaling: Chaos or compromise?

As government delegates, scientists, whale-hunters and environmentalists discuss the large ocean-traversing cetaceans at the International Whaling Commission (IWC) meeting here, green group WWF's new report, The Forgotten Whales, concludes that some of the leviathans' smaller brethren are more at risk.

BBC: Finance woes put porpoise at risk