Tcb
[计] 任务控制块, 传送控制块
🗣️ 情景例句
He seems to be getting on very well at school.
他在学校似乎过得很好。
There is no friend so faithful as a good book.
最忠实的朋友莫过于一本好书。
A long time ago, one of his ancestors who lived in Africa went into the forest to cut down a tree to make a drum.
很久以前，他那生活在非洲的祖先中有一人走进森林去砍树来做鼓。