把绳子拉紧，别松开Keep the rope taut.把金属线拉紧,然后把两头捻紧.Pull the wire tight and then twist the ends round.弓箭手拉紧弓弦将箭瞄准靶子.The archer strung his bow and aimed an arrow at the target....
Disfiguring subcutaneous lesions bulge onto the surface and at intervals discharge pus.皮下损害的形象是向表面凸起,并间断地分泌出脓液.The ecchymotic subcutaneous tissue has been removed.切除了瘀血的皮下组织.Infected mandibular, parotid and anterior cerv...