Definition: Something that is thick is larger than usual between its opposite sides. Level: B1
她拿起一本厚厚的书，开始大声朗读。
She picked up a ___thick volume and began to read out loud.
爬山时使用粗绳子以获得更好的支撑。
Use a ___thick rope for better support when climbing.
家具上有一层厚厚的灰尘。
There was a ___thick layer of dust on the furniture.
