metal science
基本释义
[材] 金属科学
实用场景例句
商务宴请
He discreetly used the cloth napkin to dab his lips.
他偷偷用布餐巾擦拭嘴唇。
家庭用餐
The child dropped his napkin on the floor, much to his mother's dismay.
孩子把餐巾掉在地上，令母亲十分失望。
餐厅服务
The waiter provided a fresh napkin for the customer's next bite.
服务员为顾客提供了干净的餐巾，以备下一次食用。
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