We retrospectively reviewed the effectiveness of peripheral sympathectomy for severe Raynaud's phenomenon.
我们回顾性地评论末梢交感神经切除术治疗严重雷诺氏现象的效果。
It is the same as with diameter of the roller to drive the tape.
它用两不梢直径不异的辊来驱不静纸带.
简答网 · 高考英语
简答网 · 中考英语
简答网 · 四六级英语