(noun.) vehicle equipped with heavy wide smooth rollers for compacting roads and pavements.
(verb.) overwhelm by using great force; 'steamroller the opposition'.
(verb.) crush with a steamroller as if to level; 'steamroller the road'.
(verb.) proceed with great force; 'The new teacher tends to steamroller'.
(verb.) bring to a specified state by overwhelming force or pressure; 'The Senator steamrollered the bill to defeat'.
整理:米歇尔