| 单词 | fetus |
| 释义 | Word Frequency fetus or foetus (ˈfiːtəs) nounWord forms: plural -tuses the embryo of a mammal in the later stages of development, when it shows all the main recognizable features of the mature animal, esp a human embryo from the end of the second month of pregnancy until birth Compare embryo (sense 2)Word origin C14: from Latin: offspring, brood |
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