这类地毯不容易弄脏，因为是用特殊化学品浸渍过的。
These carpets don't stain, they're impregnated with a special chemical.
适当穿衣，使用驱蚊剂、浸渍过药物的蚊账、杀虫剂、纱窗和空调等
Wear appropriate clothing, and use repellents, impregnated bed nets, insecticides, screens and air-conditioning
在大不列颠和美州就进行过用植物焦油和提取物来浸渍木材的试验。
Experiments were carried out in Great Britain and American on the impregnation of wood with vegetable tars and extracts.
在大不列颠和美州就进行过用植物焦油和提取物来浸渍木材的试验。
Experiments were carried out in Great Britain and American on the impregnation of wood with vegetable tars and extracts.
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