link up be well versed in thread together have a thorough knowledge of
They are digging a tunnel through the hill.
他们正在挖一条贯通这座山的隧道。
—— 辞典例句The whole railway line has been joined up.
这条铁路已全线贯通。
—— 辞典例句The Japanese aim to open the Bangkok - Rangoon section by the middle of May.
日军想在五月中旬贯通曼谷和仰光。
—— 给力词典精选The East - West oil pipeline is nearly half welded and laid.
东西贯通的输油管道已经差不多焊接和铺设好了一半。
—— 给力词典精选The structure and performance of forging furnace have been introduced.
介绍一种贯通式煤气锻造加热炉的炉型结构及其使用性能特点。
—— 给力词典精选