Underbuild
v. 建筑在...的下面, 加强...的基础
🗣️ 情景例句
instead of redesigning the entire system.
而不必重新设计整套系统。
The target shooting requires the power of concentration.
射击需要集中精神。
He was just falling asleep when there was a loud knock at the door.
他刚要入睡，就有人很响地敲门。