口沟

草履虫一种有纤毛的淡水草虫履属原生动物，通常呈卵形且有摄食用的口沟与草履虫属有亲缘关系；常用于遗传学研究。

Any of various freshwater ciliate protozoans of the genus Paramecium , usually oval and having an oral groove for feeding . relative of the paramecium ; often used in genetics research .

浅析路堤涵洞进出口沟床的处理

Analysis on Intake and Outlet Riverbed Treatment of Road Conduits

长江口潮沟大型底栖动物群落的初步研究

Preliminary Study on Macrobenthic Community of the Creek in the Tidal Flat of the Changjiang Estuary

结果210例中，有152例手术复位，其中有108例采用头皮冠状切口，18例采用Gillie′s切口，微型切口17例，口内前庭沟切口5例，其余4例采用其它小切口。

Results Of 210 patients , 152 were surgically reduced . Coronary incision of scalp was used in 108 patients , local small incision was performed in 44 patients ;

黄河口口门地区沟汊形成机制初探

Analysis on formation mechanism of ditches and branches in the Yellow River estuary

眉弓外、口内前庭沟联合切口治疗颧骨复合体骨折

The Treatment of Zygomatic Complex Fractures with a Combined Approach of Lateral Superciliary Arch Incision and Oral Vestibule Incision

研究表明，原始锰矿胚层是在茅口晚期黔中台沟相带内形成的富含锰质的热水沉积岩。

The studies indicate that the original manganese protore strata is manganese-rich thermal sediments generating within platform-gully zone .

结论支撑捆扎法用于直肠癌保留肛门括约肌手术安全、可行，可以完成从肛提肌内口到括约肌间沟的结肠-直肠（肛管）吻合，效果良好。

Conclusion The supporting bundle-up technique is safe and applicable for the ultralow anastomosis between the levator muscle and constrictor groove .

新型防爆铁沟浇注料与单铁口高炉出铁主沟储铁式结构改造实践

Relating to or demonstrating ferromagnetism . The Practice of Transforming the Main Trough of Blast Furnaces with Single Taphole into Iron Store Structure with New Anti-explosive Castable Refractory