noun🔗Share自命不凡，妄称，炫耀。 A claim or aspiration to a particular status or quality."Her constant talk about her expensive vacations and exclusive social events had a clear air of pretension. "她总是喋喋不休地谈论她昂贵的假期和高端社交活动，明显带有一种炫耀的意味。attitudecharacterqualityphilosophystylepersonChat with AIVocabulary GamePractice Reading
noun🔗Share虚伪，自命不凡。 Pretentiousness."The student's constant boasting about his perfect grades was a clear sign of his pretension. "这个学生总是吹嘘自己成绩完美，这明显是他自命不凡的迹象。characterattitudestyleChat with AIVocabulary GamePractice Reading
verb🔗Share预紧，预拉。 To apply tension to an object before some other event or process."Before pouring the concrete, the construction workers will pretension the steel cables running through the bridge supports to increase its strength. "在浇筑混凝土之前，建筑工人会预拉穿过桥梁支撑结构的钢缆，以增加桥梁的强度。technicalprocessChat with AIVocabulary GamePractice Reading
verb🔗Share预应力，预拉。 To apply tension to reinforcing strands before concrete is poured in."The construction workers pretensioned the steel cables before pouring the concrete for the new school addition. "建筑工人在为新学校扩建部分浇筑混凝土之前，先对钢缆进行了预应力处理。buildingtechnicalindustryChat with AIVocabulary GamePractice Reading
