back connecting rod 后连杆 ; 转辙器后连接杆
feed back rod 反馈杆
back tie rod 背拉杆
A rod forthe fool's back 对愚行的惩罚
back drag rod prestress 背拉杆预应力
The trout-removal service is funded by the rod license, so anglers should pat themselves on the back for saving this last remaining indigenous strain.
鳟鱼迁移服务由杆执照协会资助，因此钓鱼者们应该赞扬自己拯救了这最后残留的本地物种。
Halfway up the hill, he saw an elephant coming down, with a small bundle of leaves on its back and a mahout poking its ear with an iron rod.
就在上到半山腰的时候，他看到了迎面走过来一头大象，大象背上背着一小捆树叶，旁边看象人拿一根小铁棒在拨弄着它的耳朵。
Indeed, ninety-five percent of a spent nuclear fuel rod is natural uranium, and so it can be put right back in the ground, just as it was found.
实际上，一个用尽的核燃料棒中95%的是天然铀，因此我们可以把它重新埋入地下，就像刚发现那样。
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