oblique 斜三角形
inscribed triangle 内接三角形
作文地带摘要：A recent investigation shows that about 80 percent of pupils have private tutors....
摘要：Hopefully these essays include the topic in the writing part of the test, but the possibi...
摘要：社会在追逐潮流，学校里也已蔚然成风。大家会蜂拥而起模仿领军人物的所作所为，以为那就叫“个...
摘要：考研英语作文范文--人口问题 Directions: A. Study the following graphs carefully and write ...
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