grass既是可數名詞也是不可數名詞。萊垍頭條
作“草”“草地、牧場”解時多用作不可數名詞。萊垍頭條
而作“禾本科植物”解時多用作可數名詞。頭條萊垍
例句:1。 I let the horse drop his head to crop the spring grass。萊垍頭條
我讓馬低下頭啃吃春天的青草。頭條萊垍
2。The flower beds were overrun with grasses。條萊垍頭
花壇裡雜草橫生。條萊垍頭