Definition: not soft, but not completely hard Level: B2
一张硬的床垫对你的背部更好。
A ___firm mattress is better for your back.
雨后地面变硬了。
The ground was ___firm after the rain.
她更喜欢用硬豆腐炒菜。
She prefers ___firm tofu for stir-frying.
