我自行与外界隔绝，仅以书和杂志为伴。I locked myself away with books and magazines.他在自己防卫森严的宅院里把自己与外界隔绝开来。He remains barricaded inside his heavily-fortified mansion.她堵住耳朵隔绝噪音.She stopped up her ears to keep the noise out....
Thirteen is not divisible by any even number.13不能被任何偶数除尽。8 is divisible by 2 and 4, but not by 3.8可被2和4除尽，但不能被3除尽。Twenty-eight is divisible by seven.28 可以被 7 除尽。He argued that all matter was infinitely divisible.他坚持所有物质都...
The Sioux had always fought other tribes for territorial rights.苏人总是为领地权与其他部落作战。In the Midwest, Morningside College Sioux City, Iowa, has more than one thousand students.在中西部, 衣阿华州Sioux市的莫宁赛德学院, 拥有1, 000多名学生.Alumnus Art ...
Play-ing chess is his favourite pastime.下棋是他最喜爱的消遣。Baseball is the national pastime.棒球是全民性的休闲运动。Rolling on earthworms or dead bugs, for example, is a popular dachshund pastime.在蚯蚓或者死的臭虫打滚是腊肠很喜欢的消遣方式.Read a book being the...