1.six of one and half a dozen of the other 半斤八兩，不相上下
例句：It doesn't matter to me which way you do it. It's six of one and half a dozen of the other.
你用哪種方法去做對我都無所謂，兩種方法區別不大。
2.skate on thin ice 覆薄冰，冒風險
例句：Please tell them not to skate on thin ice.
請告訴他們不要在薄冰上滑冰。
3.sketch out 畫出…的草閣，粗略地畫出；簡要地敘述，提出…的綱要
例句：The immediate impacts on Japan are hard to quantify, but relatively easy to sketch out.
此次災難對日本造成的直接影響目前難以量化統計，但對災難進行綜述相對比較簡單。
4.skimp on 克儉，節省；不夠用心，馬馬虎虎
例句：As mentioned earlier, do not skimp on acceptance criteria, or be ready to pay the price of rework.
正如之前提到的，不要跳過驗收標準，或者準備好返工的代價。
5.skin deep 膚淺的,表面的；輕微的
例句：All buyers should remember that as with a woman, so with cars and any other articles, beauty is only skin deep.
購買者宜記住，猶如對于女人一樣，對于小汽車及任何別的商品，美只是表面上的東西。
6.sleep through 睡時沒被（吵鬧聲等）弄醒；連續睡過（一段時間），從…開始睡到結束
例句：We put a sleeping drug in his drink so he will sleep through the night. Then he is all right for another year.
我們過來陪他，給他酒里放了催眠藥，好讓他一覺睡到天亮，第二天他就好了，再等待明年。