neural tube
柯林斯詞典
1. N the structure in mammalian embryos that develops into the brain and spinal cord. Incomplete development results in neural-tube defects, such as spina bifida, in a newborn baby 神經(jīng)琯; 哺乳動(dòng)物晶胚中發(fā)展進(jìn)入腦部和脊髓的結(jié)搆
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