The culling of seal cubs has led to an outcry from environmental groups.

宰杀海豹幼仔的行为已引起了环保团体的强烈抗议。

《柯林斯英汉双解大词典》

The seal life of LPG loading pump is short because of instant changes of pressure severe operating cases caused by and environmental impact. Thus it causes serious leakage of LPG.

液化石油气(简称LPG)装车泵因压力瞬变和环境影响而工况恶劣，造成该类泵密封使用寿命短，液化气泄漏严重。

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The gate seal using environmental protection article silicone rubber.

大门密封采用环保硅橡胶条。

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Four years ago the WWF, an environmental organisation, commissioned an independent vet's report which concluded that seal clubbing is not cruel if it is properly done by competent and trained professionals.

ECONOMIST: Seal hunting