Confine the use of insecticides to the evening and do not spray plants that are in flower.
《柯林斯英汉双解大词典》
2
也许我们应该特别注意保护这类植物,因为它们缺乏关键的因素来抵御由使用杀虫剂而造成的环境破坏。
Perhaps we should give special attention to the conservation of such plant species since they lack key factors in their defenses against the environmental disruption caused by pesticide use.
3
这种杀虫剂存在于整个植物中,包括它的花粉。
The insecticide occurs throughout the plant, including its pollen.