Underfill
n. [冶](孔型)未充满
🗣️ 情景例句
Should children be allowed to watch violent movies?
小孩可以看暴力片吗？
Can I see your license, please?
请你给我看一下你的驾驶执照行吗？
Jack is trying to cut down on smoking.
竭克正竭力戒烟。