Underbuild
v. 建筑在...的下面, 加强...的基础
🗣️ 情景例句
Even if they are kind to Gemma,
即使他们对Gemma很好
Cry up wine and sell vinegar.
挂羊头，卖狗肉。
Byrd now knew that he would be able to reach the South Pole which was 300 miles away, for there were no more mountains in sight.
伯德这时知道他能够顺利飞抵300英里以外的南极了，因为前面再没有山了。