n. 中心;(球队的) 中锋;中心区;中枢;
adj. 中央的,位于正中的;(在)中心的;
vt. 集中;使聚集在一点;定中心;居中;
vi. 居中,有中心,被置于中心;
🗣️ 情景例句
About eight o'clock?
差不多八点钟好吗?
This is Lesson One.
这是第一课。
Who could have imagined, in the mid 1970s, for example, that by the end of the 20th century, computers would be as common in people's homes as TV sets?