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Those are on the front lines of being most heavily impacted.
这些鸟类处在最可能被严重影响的第一线。
youdao
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Natural Killer cells are on the front lines of your immune system.
自然杀伤细胞对免疫系统的前线自然杀伤细胞活性。
youdao
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Natural Killer cells are on the front lines of your immune system.
自然杀伤细胞对免疫系统的前线自然杀伤细胞活性。
youdao