我的拨号包裹的金属环拧上，所以没有拨号脚，所提供的行业。
The dials I screw on the metal encasing ring, so no dial feet, as offered by the industry.
引擎盖下：NASA一个焊接技术人员在拧上“猎户号”的螺帽。
油箱里溢出来一点汽油，托马斯把加油管挂好，拧上油箱盖子，擦掉溅在后挡泥板上的汽油。
The tank overflowed a little and Thomas hung up the hose and put on the cap and wiped away the splash of gasoline on the rear fender.
好现在我可以离开地面，稍稍上一点距离，检查一下所有的设置，安全带是不是反扣了，锁门是不是拧上了。
When leaving the ground, I can go a little way now, I am OK, and I check everything to make sure, my buckle is good, and this is lock.
好现在我可以离开地面，稍稍上一点距离，检查一下所有的设置，安全带是不是反扣了，锁门是不是拧上了。
When leaving the ground, I can go a little way now, I am OK, and I check everything to make sure, my buckle is good, and this is lock.
应用推荐