避孕套为什么要挤出空气【倍力乐】

避孕套为什么要挤出空气

避孕套科普
避孕套前面的空气怎么排光为什么安全套要挤气

 发布时间： 2020-10-05  13268

避孕套是首选的最安全高效的避孕方式，在选择和使用避孕套的方面大家都有一定的了解。使用避孕套前需要把里面的空气排光，那么为什么安全套要挤气和如何排光空气呢，下面小编为大家解答。

避孕套为什么要挤出空气如何挤出避孕套的空气
避孕套科普
避孕套为什么突出来一点避孕套的小囊为什么要捏扁

 发布时间： 2021-04-06  10988

有使用避孕套经验的人都会知道，避孕套在展开之后，前端会有一个小突起，形状很像婴儿喝奶时的奶嘴。一般人对于避孕套前端的这个突起不是很在乎，甚至很多用了很久避孕套的人都不清楚这个突起到底是干嘛用的，还会奇怪避孕套为什么突出来一点。事实上，避孕套的这个突起叫做储精囊，也叫气囊，那么安全套前面为什么会有个气囊呢？在使用前为什么要捏扁这个气囊，我们又应该如何排空小囊里的空气呢？

避孕套前端凸出避孕套为什么要挤出空气

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[ SQL ] SHOW COLUMNS FROM `cmf_portal_tag_post` [ RunTime:0.018139s ]
[ SQL ] SELECT COUNT(*) AS tp_count FROM `cmf_portal_tag_post` `tp` INNER JOIN `cmf_portal_post` `p` ON `p`.`id`=`tp`.`post_id` INNER JOIN `cmf_portal_category` `c` ON `c`.`id`=`p`.`category_id` WHERE `tag_id` = 952 AND `p`.`delete_time` = '0' AND `post_status` = '1' LIMIT 1 [ RunTime:0.772021s ]
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