单词 | 卵圆孔 |
例句 | DEFINITIVE EXAMPLES 权威例句〔foramen ovale〕An opening in the septum between the right and left atria of the heart, present in the fetus but usually closed soon after birth.卵圆孔:心脏的左右心房之间隔膜上的口,在胎儿身上出现但一般出生后不久即闭合美国传统 |
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