| 单词 | petrolatum |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔Cosmoline〕A trademark used for a rust and corrosion preventive compound of petrolatum.卡斯莫兰：用于抗氧化剂和抗腐蚀剂的一系列矿脂的商标名美国传统〔cordite〕A smokeless explosive powder consisting of nitrocellulose, nitroglycerin, and petrolatum that has been dissolved in acetone, dried, and extruded in cords.无烟线状火药：一种无烟炸药，由硝化纤维素、硝化甘油和凡士林组成，在丙酮中溶解，风干并压成绳状美国传统 |
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