Definition: Something that is thin is smaller than usual between its opposite sides. Level: A2
这件T恤很薄，夏天穿很凉快。
This T-shirt is very ___thin, so it's cool to wear in summer.
这片面包太薄了。
This slice of bread is too ___thin.
这栋老房子的墙很薄，所以你什么都能听见。
The walls in this old house are very ___thin, so you can hear everything.
