名 root，descendants，posterity；副 （彻底）completely，thoroughly；

[例句] 建筑工人在8根细柱上架起轻巧的混凝土穹顶。 The builders have perched a light concrete dome on eight slender columns.

[例句] 摩根派遣部队同时袭击了两个据点。 Dividing his command, Morgan assailed both strongholds at the same time.