Underbuilding
vt. 建筑在…的下面
🗣️ 情景例句
He is liked very much because of his courtesy.
他由于彬彬有礼而颇获好感。
What has the captain ordered us to do?
船长命令我们做那些事？
How is the new material working out for you?
新原料用得如何？