tailfirst

副词 adv.
中文释义

英文释义

副词 adv.
  1. With the tail in front. not-comparable
    — This change occurs during the first stage of parturition, and the orientation changes where 60–70 percent of the puppies are born headfirst. Changes in orientation leave about 30–40 percent are ^([sic]) born tailfirst.

词源

From tail + first.
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