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
I did , but everything is OK,so I decided to come back.
回去了， 但一切安好。于是我决定回来。
That's amazing! I t sure looks expensive.
真想不到！看上去肯定以为很贵。
Spring is the best season of the year.
春天是一年里最好的季节。