noun🔗Share标准，规范，准则。 A principle or example or measure used for comparison."To ensure consistent grading, the teacher uses the official answer key as the std for evaluating each student's exam. "为了确保评分的一致性，老师使用官方答案作为标准来评估每个学生的考试。qualityvaluesystemChat with AIVocabulary GamePractice Reading
noun🔗Share旗杆, 标杆 A vertical pole with something at its apex."The playground had a tall std with a colorful flag waving at the top. "操场上有一个高高的旗杆，顶端飘扬着一面彩色的旗帜。architecturestructureChat with AIVocabulary GamePractice Reading
noun🔗Share手动挡，手排挡。 A manual transmission vehicle."My first car was an std, and learning to drive it with a clutch was a real challenge! "我的第一辆车是手动挡的，学开它可真不容易，踩离合器简直是个挑战！vehicletechnicalChat with AIVocabulary GamePractice Reading
noun🔗Share旗瓣，翼瓣。 The upper petal or banner of a papilionaceous corolla."The bee landed on the std of the sweet pea flower, its vibrant purple banner a perfect landing pad. "蜜蜂落在了香豌豆花的旗瓣上，那鲜艳的紫色旗瓣是完美的着陆点。plantpartbiologyChat with AIVocabulary GamePractice Reading
noun🔗Share肘板，反肘板 An inverted knee timber placed upon the deck instead of beneath it, with its vertical branch turned upward from that which lies horizontally."The shipwright pointed to the deck's unusual support, explaining, "That angled piece of wood bolted to the deck, with its long arm reaching upwards, is a std, providing extra strength to the railing above." "那位造船匠指着甲板上特别的支撑结构解释说：“那个用螺栓固定在甲板上，长臂向上伸展的倾斜木材，是一种反肘板(fǎn zhǒu bǎn)，为上方的栏杆提供额外的强度。”nauticalarchitecturesailingChat with AIVocabulary GamePractice Reading
noun🔗Share大杯，啤酒杯. A large drinking cup."The knight raised his std high, offering a toast to the victory before taking a long drink. "骑士高举他的大啤酒杯，为了庆祝胜利而敬酒，然后痛饮了一大口。drinkutensilChat with AIVocabulary GamePractice Reading
noun🔗Share标准语，规范语。 Standard idiom, a prestigious or standardized language variety; standard language"In formal job applications, it's best to use the country's std to demonstrate your professionalism. "在正式的求职申请中，最好使用国家的标准语来展示你的专业性。languagelinguisticsChat with AIVocabulary GamePractice Reading
noun🔗Share标准差，均方差 A measure of how spread out data values are around the mean, defined as the square root of the variance. Represented with the Greek letter σ."The professor said a lower std in test scores means students performed more consistently. "教授说，考试分数的标准差越小，说明学生们考得越稳定。statisticsmathChat with AIVocabulary GamePractice Reading
