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- When did you begin learning English? 你何时开始学习英语的？
- Most countries adopt metric system. 大多数国家采用米制。
- A metric unit of area equal to 10 ares. 十公亩面积的公制单位之一，等于十公亩。
- A metric unit of mass equal to 100 grams. 百克公制质量单位，等于100克。
- Daily practice is the trick in learning a foreign language. 每天练习是学会一门外语的诀窍。
- No. we normally refer to metric ton. 不，我们通常指公吨。
- Nobody should boast of his learning. 谁也不应当夸耀自己的学识。
- She has not one dram of learning. 她一点学问也没有。
- Key words: CBIR ; clustering ; distance function ; metric learning ; feature space 作者简介:罗辛（1972-），男，湖南洞口人，日本德岛大学博士研究生。
- Yoga is a good discipline for learning to relax. 要学会身心松弛，瑜珈功是一种有效的锻炼方法。
- The introduction of the metric system in Britain is being phased. 英国引进米制度量衡制度的工作正在分阶段进行。
- He has much learning, but he hides it in a napkin. 他学识渊博，可是并没有把它发挥出来。
- Since when has she been learning bookkeeping? 她从什么时候起学薄记的？
- Britain changed to a metric system of currency in 1970. 1970年,英国已改用公制货币。
- This student is slow in learning English. 这个学生学英语很笨。
- He earned a high reputation for his learning. 他在学识方面享有很高的声誉。
- He is learning to ride a bicycle. 他正在学习骑自行车。
- He set up for a man of learning. 他自认为是个有学问的人。
- A metric unit of dry capacity or volume equal to 100 liters. 百升公制固体容量或体积单位，等于100升。
- A metric unit of liquid capacity or volume equal to 100 liters. 百升公制液体或体积容量单位，等于100升。
