色欲tv国产亚洲_久久午夜夜伦鲁鲁影院_一级特黄无码A片在线观看_免费黄色性感一级片_国内破女处破苞视频hd_欧美三级少妇免费_亚洲美腿丝袜福利一区_白丝秘书被躁到高潮视频av_91麻豆精品分享的内容是很丰富的_国产原创免费av网站

plastron

英 ['pl?str?n] 美['pl?str?n]
  • n. 胸飾,胸甲;胸鎧

英文詞源


plastron (n.)
c. 1500, from Middle French plastron "breastplate," from Italian piastrone, augmentative of piastra "breastplate, thin metal plate" (see piaster). As an animal part, from 1813; as an article of dress, 1876.

雙語(yǔ)例句


1. Tortoises seem to preferentially put the available calcium in the plastron.
龜們似乎更喜歡把可用的鈣質(zhì)添加到他們的胸甲中.

來(lái)自互聯(lián)網(wǎng)

2. Objective : To identify the commercial Chinese medicines turtle shell and tortoise plastron.
目的: 鑒定鱉甲、龜甲類商品藥材.

來(lái)自互聯(lián)網(wǎng)

3. After the tortoise is anesthetized the bottom of the shell ( called the plastron ) is cleansed thoroughly.
當(dāng)烏龜被麻醉后,他的胸 甲 要被徹底清洗干凈.

來(lái)自互聯(lián)網(wǎng)