Periventricular gray substance
[医] 室周灰质
🧩 词语组成解析
a. [解](心、脑)室周的
gray
[ɡre]
n. 灰色;灰马;灰色颜料;暗淡的光线;
adj. 灰色的;灰白头发的;阴暗的;（指脸因恐惧、生病等）苍白的;
v. （使）变灰色;
vi. 成为灰色或灰白;
🗣️ 情景例句
He's such a workaholic that he doesn't know how to spend his leisure time.
他是个工作狂，以至于不懂得如何打发他的空闲时间。
I pick up my sister from her school.
我到学校接妹妹。
They were climbing up the wall of the house and then on to the leaves of the tree.
它们正在顺着房子的外墙往上爬，然后爬上树叶。