Judge not from appearances.人不可貌相，海不可斗量。
Justice has long arms.天網(wǎng)恢恢，疏而不漏。
Keep good men company and you shall be of the number.近朱者赤近墨黑。
Kill two birds with one stone.一箭雙雕。
Kings go mad, and the people suffer for it君王發(fā)狂，百姓遭殃。
Kings have long arms.普天之下，莫非王土。
Knowledge is power.知識就是力量。
Knowledge makes humble, ignorance makes proud.博學使人謙遜，無知使人驕傲。
Learn and live.活著，為了學習。
Learning makes a good man better and ill man worse.好人越學越好，壞人越學越壞。
Learn not and know not.不學無術(shù)。
Let sleeping dogs lie.別惹麻煩
Learn to walk before you run.先學走，再學跑。
Let bygones be bygones.過去的就讓它過去吧。
Let the cat out of the bag.泄漏天機。
Life is but a span.人生苦短。
Lies can never changes fact.謊言終究是謊言。
Lies have short legs.謊言站不長。
Life is half spent before we know what it is.人過半生，方知天命。
Life is not all roses.人生并不是康莊大道。
Life without a friend is death.沒有朋友，雖生猶死。
Like a rat in a hole.甕中之鱉。
Like author, like book.文如其人。
Like father, like son.有其父必有其子。
Like for like.一報還一報。
Like knows like.惺惺相惜。
Like mother, like daughter.有其母必有其女。
Like teacher, like pupil.什么樣的老師教什么樣的學生。
Like tree, like fruit.羊毛出在羊身上。
Little things amuse little minds.小人無大志。
Justice has long arms.天網(wǎng)恢恢，疏而不漏。
Keep good men company and you shall be of the number.近朱者赤近墨黑。
Kill two birds with one stone.一箭雙雕。
Kings go mad, and the people suffer for it君王發(fā)狂，百姓遭殃。
Kings have long arms.普天之下，莫非王土。
Knowledge is power.知識就是力量。
Knowledge makes humble, ignorance makes proud.博學使人謙遜，無知使人驕傲。
Learn and live.活著，為了學習。
Learning makes a good man better and ill man worse.好人越學越好，壞人越學越壞。
Learn not and know not.不學無術(shù)。
Let sleeping dogs lie.別惹麻煩
Learn to walk before you run.先學走，再學跑。
Let bygones be bygones.過去的就讓它過去吧。
Let the cat out of the bag.泄漏天機。
Life is but a span.人生苦短。
Lies can never changes fact.謊言終究是謊言。
Lies have short legs.謊言站不長。
Life is half spent before we know what it is.人過半生，方知天命。
Life is not all roses.人生并不是康莊大道。
Life without a friend is death.沒有朋友，雖生猶死。
Like a rat in a hole.甕中之鱉。
Like author, like book.文如其人。
Like father, like son.有其父必有其子。
Like for like.一報還一報。
Like knows like.惺惺相惜。
Like mother, like daughter.有其母必有其女。
Like teacher, like pupil.什么樣的老師教什么樣的學生。
Like tree, like fruit.羊毛出在羊身上。
Little things amuse little minds.小人無大志。