Boundary chain
[计] 边界链
🧩 词语组成解析
chain
[tʃen]
n. 链子，链条;连锁，连续;拘束;连锁店或旅馆系列的事物;
vt. 用铁链锁住;监禁，束缚;
🗣️ 情景例句
Much still remains to be done.
还有很多事要做。
Many men have many minds.
人多意见多；人多口杂。
Haroun Tazieff, the Polish scientist,
波兰科学家哈罗恩。塔捷耶夫，