1·When not in use, the fins are tucked into special grooves or depressions so that they lie flush with the body and do not break up its smooth contours.
当鱼不使用鱼鳍时，会将它们折叠起来，收回到特殊的沟槽或者凹陷部位；这样鱼鳍就可以与身体保持齐平，以维持它们平滑的外形。
2·She tucked a blanket around his legs.
她拿一条毯子把他的双腿裹好。
—— 《牛津词典》
3·I read Lili a story and tucked her in.
我给莉莉读了一篇故事，然后给她盖好被子。
—— 《柯林斯英汉双解大词典》
4·She tucked her hair (up) under her cap.
她把头发拢起来塞进帽子里。
—— 《牛津词典》
5·He sat with his legs tucked up under him.
他盘着腿坐着。
—— 《牛津词典》
6·The shop is tucked away down a backstreet.
这家店铺位于一条僻静的小巷。
—— 《牛津词典》
7·I left the children tucked up snugly in bed.
我给孩子们掖好被子，让他们睡觉了。
—— 《牛津词典》
8·I tucked the children in and said goodnight.
我给孩子们盖好被子说晚安。
—— 《牛津词典》
9·She kept his letters tucked away in a drawer.
她把他的来信收藏在抽屉里。
—— 《牛津词典》
10·She folded it up, and tucked it into her purse.
她将它折起来，塞进钱包里。
—— 《柯林斯英汉双解大词典》