单词：anulus
annulus的用法和样例：
例句
- What touch with vaccinal annulus is adhesive.用接种环触之有粘性。
- The thin ring of sunshine encircling the moon during an annular eclipse is called an annulus.在日环食期间，绕着月亮的那轮浅浅的太阳光就被称为环面。
词汇搭配
- primary annulus初级齿圈
- superior annulus上位菌环
- dense annulus致密环
- water annulus环形水道
- annulus loss环面损失
- collecting annulus集水槽
- annulus umbilicalis[医] 脐环
- pit annulus纹孔环
- secondary annulus第二内齿轮
- annulus urethralis尿道环
- annulus tympanicus[医] 鼓环
- annulus vaginalis鞘(膜)环
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