Medullary ray
髓质射线； 髓射线, 维管射线; 髓线
🧩 词语组成解析
a. 骨髓的, 髓质的, 延髓的\\n[医] 髓的, 髓状的
ray
[rei]
n. （热或其他能量的）射线;光束，光线;微量;伞形花序柄;
vt. 放射;照射;（思想，希望等）闪现;发光;
🗣️ 情景例句
I estimate his age to be about 30.
我估计他的年龄大约30岁。
John always takes pleasure in leaving the city for a while.
约翰常常以溜出城镇一会儿为乐。
A man was walking through a wood and he came across a woodcutter.
一个人正步行穿过一片树林，他遇见一个伐木工人。