n.氣體處理；毒氣攻擊；吹噓
She was always gassing about her twelve- year- old boy's skill in drawing. 她老是吹噓她那十二歲男孩的繪畫技能。
除氣作用
n.去氣；排氣；抽氣(電真空氣件)；消除毒氣
動詞degas的現(xiàn)在分詞形式.
