您要查找的是不是：
- I had to lug ten books to school. 我得带十本书上学。
- convex lug 凸耳
- A convex surface, body, part, or line. 凸面、凸面体、凸面部分或凸线
- Do I have to lug those suitcase all the way to the station? 难道非要我把那些手提箱一直拉到车站去吗？
- Just as a double convex lens enlarges, so a double concave lens reduces. 正象双凸透镜可以放大那样，双凹透镜也可以缩小。
- Do I have to lug those suitcases all the way to the station? 难道非要我把那些手提箱一直拉到车站去吗?
- Light can be collected with the convex. 凸透镜具有聚集光线的作用。
- I had to lug my bags up to the fourth floor. 我只得费劲地把我的几个包拖上五楼。
- The convex surfaces faces toward the left. 凸面朝左方。
- Body Styles Tapped full lug or wafer. 阀体类型可钻孔的全凸耳或对夹式。
- A convex lens is used to concentrate rays of light. 凸透镜用于聚集光线。
- Both-side vertical lug on links. 链节双侧带直板。
- A stone tool with a convex side. 龟甲形石斧一边凸起的石制工具
- Both-side wide bent lug on links. 链节双侧带宽弯板。
- Both-side wide vertical lug on links. 链节双侧带直宽弯板。
- One-side wide bent lug on links. 链节单侧带宽弯板。
- A deep - red garnet, unfaceted and convex. 红榴石一种深红色的石榴石，无刻面呈凸圆状
- One-side wide vertical lug on links. 链节单侧带直宽弯板。
- Concave on one side and convex on the other. 一面凹进一面凸起的
- You'll have to lug this suitcase. 你将不得不手提这个衣箱。
