您要查找的是不是：
- collimator extension bars 消半影装置
- collimation extension bars 消半影棒, 准直器延伸棒
- extension bar for grinding wheel axle of internal grinding machine 内圆磨床砂轮轴接杆
- Analysis to the Fracture of the 45 - Steel Extension Bar 45钢加长杆的断裂分析
- Hum the opening bars of your favourite tune. 哼一哼你喜爱的曲子的开头几个小节。
- The small caged deer chafes against the bars. 关在笼子里的小鹿贴在栅栏上擦身体。
- He asked for an extension of his visa. 他申请延长签证有效期。
- He built an extension onto his house. 他给自己的住宅扩建了一部分。
- The bear is chafing against the bars. 那只熊在铁栅上摩擦身体。
- Extension of the injured arm was painful. 把受伤的胳膊伸展开是很疼的。
- The boy poked the stick through the bars of the cage. 那个男孩把棍子从兽槛的铁栅间伸进去。
- By extension, an array of any number of dimensions. 广义来说，矩阵可以是任意维数的数组。
- I want to sing at a karaoke bar next. 接下来，我想去卡拉OK酒吧唱歌。
- John likes to frequent the bars. 约翰喜欢经常出入酒吧。
- He was for putting bad men behind bars. 他赞成将坏人关进监狱。
- There are several bars in the hotel. 这家旅馆里有好几个酒吧。
- We built an extension to our house. 我们扩建了我家的房屋。
- The gymnast swung on the parallel bars. 体操运动员在双杠上摆动身子。
- He will have a drink in the bar after work. 下班之后他总去酒吧喝一杯。
- Poor health may be a bar to success in life. 健康不佳可能成为人一生中取得成功的障碍。
