常見例句雙語例句An ungrateful man (woman) is like a hog eating apples under a tree- never looking up to see where they come from.一個不懂感恩的人就像樹下吃蘋果的豬，永遠不會抬頭看蘋果是從哪里來的！blog.sina.com.cn 返回 man-eating tree