Underpinning
n. 基础材料, 支承结构
✅ 同义词
🗣️ 情景例句
I'll give her your best wishes,
我会转告她你的祝福，
His eye is swollen, Does it hurt?
他的眼睛肿起来了，疼不疼？
The Karen had been sailing in a convoy to Russia when she was torpedoed by an enemy submarine.
“卡伦”号当年在为其他船只护航驶往俄国的途中突然遭到敌方潜水艇鱼雷的袭击。