1.
They have no way to fight them.
它们没有办法抵御天敌。
2.
Porpoises and sharks are natural enemies.
海豚和鲨鱼是一对天敌。
3.
Community Characteristics and Toxic Effect of Insecticides on Natural Enemies of Insect Pests in Summer Corn Fields;
玉米田害虫天敌群落特征及农药对天敌的影响
4.
He still believes that labor has to be the natural, mortal enemy of the manager.
他仍然相信，劳工必定是经理的天敌和死敌。
5.
Studies on Structure of Predatory Enemy Community and Evaluation of Dominant Predatory Enemies of Pieris Rapae in Cabbage Fields;
甘蓝田捕食性天敌群落结构及菜青虫捕食性天敌优势种评价研究
6.
The Functional Response and Behavior Observational Analysis of Prey in Three Natural Enemies to Whitefly Bemisia Tabaci and Interaction of Disturbing among Three Species;
烟粉虱3种天敌捕食功能反应、行为学及其天敌间竞争干扰研究
7.
Natural Enemies of Aonidiella citrina and Population Dynamic of Main Parasitic Wasp in Kunming
黄圆蹄盾蚧天敌种类及其主要寄生性天敌昆虫的种群动态
8.
that can be very dangerous to his enemies.
这对它的天敌来说，是非常危险的武器。
9.
The enemy is rotting with every passing day.
敌人在一天天垮下去。
10.
The enemy assaulted us at darkness.
天黑时敌人向我们进攻。
11.
The enemy assaulted the city as soon as it was dark.
敌人天黑时攻打城池。
12.
The two men are deadly enemies.
他俩是不共戴天的仇敌。
13.
They are absolutely irreconcilable enemies.
他们是不共戴天的仇敌。
14.
The enemy has been shelling us all day.
敌人整天的炮轰我们。
15.
sworn friends/enemies
知己[不共戴天的敌人]
16.
God defend me from my friends; from my enemy I can defend myself
防友靠天,防敌靠己
17.
No one in the world can challenge the benignant man. --William Shakespeare
仁者无敌于天下。——孟子
18.
She has enough talent as a player to be a world-beater
她很有天资, 能成为天下无敌的选手.