Using the former may be not obvious at first in a small area to test whether spraying bleaching. Not for suede leather.

使用前，可先在小范围不明显处喷涂以测试是否褪色。切勿用于绒面皮。

youdao

Area Application Acaricides Spraying chemical insecticides to control ticks.

区域杀螨剂通过喷雾杀虫剂控制蜱虫。

youdao

Wynwood has been able to successfully control the mosquitoes because of aerial spraying of two kinds of mosquito insecticide, but the area should not relax its vigilance.

温伍德之所以能成功控制蚊虫，是通过飞机喷洒两种灭蚊剂的结果，但当地不应放松警惕。

youdao

Unfortunately, no victory big or small will save Sofia and her peers from their fate: Scientists who have studied the area say even if spraying stopped completely today, it would take a few generations to decontaminate the water and soil, and for any lingering health impacts to fade away.

FORBES: Leadership Lessons from the Barrio

Wirral Council is proposing to stop looking after 16 of the area's beaches, which includes spraying them to prevent marsh grasses growing on the sands.

BBC: End to beach maintenance backed by conservationists

The Forestry Commission will survey an extended area around the original infested site in March and tree spraying will begin in April.

BBC: Pangbourne plan to eradicate oak processionary moth