Sulcomarginal tract
[医] 沟缘束
🧩 词语组成解析
tract
[trækt]
n. 大片土地;（神经纤维的）束;小册子;<古>一段时间，长时间;
🗣️ 情景例句
Many business people turn off their pagers and cell phones during their leisure time.
许多商人在他们的休息时间里都把传呼机和移动电话关掉。
I used to wake up early and get up at 7 o'clock.
我过去常早醒来并且在7点钟起床。
I'm not a great admirer of his work.
我对他的工作不太欣赏。