例句：
1. The grass had withered in the warm sun.
這些草在溫暖的陽光下枯死了。
2. There was a smell of trampled grass and earth.
有踩爛的青草與泥土的味道。
3. He lay back on the grass using his backpack as a pillow.
他用背袋當(dāng)枕頭仰臥在草地上。
4. With one accord they turned and walked back over the grass.
他們步調(diào)一致地轉(zhuǎn)身走過草坪。