normal and half-reverse lock system 定位和半反位锁闭制
Half-length reverse-taper grooved 半长倒锥槽型销
Second Half of Reverse Turn 左转的第二半动作
The mother, who ran a small store, came down with MDRTB a year and a half ago. Now she’s in the hospital; unfortunately, it looks unlikely that she will be able to reverse the illness.
母亲经营一家小店,一年半前患了耐多药结核病,她现在住在医院里,不幸的是,基本不太可能治愈。
Exhale into Reverse Half Moon.
呼气进入新月扭转式。
Generating half of all permutations by never generating a permutation and its reverse?
产生一半的排列从不生成排列及其逆转?。
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