1·With no natural predators on the island, the herd increased rapidly.
由于岛上没有天然食肉动物，牧群的数量迅速增加。
—— 《柯林斯英汉双解大词典》
2·Their natural predators have been killed off.
他们的天敌已被灭绝。
—— 《柯林斯英汉双解大词典》
3·With no natural predators and expanses of green suburban neighborhoods that allow no hunting, wildlife officials estimate the New Jersey deer population to have grown to exceed 175,000.
由于没有天敌，又有大片绿色的郊区禁止捕猎，野生动物官员估计，新泽西鹿的数量已经超过17.5万只。
4·Natural predators are cheaper.
天然食肉动物更廉价。
5·This is a talent we share with all natural predators.
这是一个人才，我们同所有的天敌份额。
6·As such, the blue whale has virtually no natural predators.
像这样，蓝鲸已经实际上没有自然的捕食者。
7·With no natural predators in America, the bugs' population is soaring.
因为在美国没有天敌，它们数量暴增。
8·These invasive species – brought to the island by people – have no natural predators.
这些由当地人引进的入侵物种没有天敌。
9·The dog is natural predators, by hunting and survival in the dark, so they have quite eyesight.
狗是天生的肉食动物，靠着捕猎而生存，所以它们在暗处也有相当的视力。
10·Many invasive species are successful because they have no natural predators in their new environment.
由于在新环境中没有天敌，很多入侵物种得以成功入侵。