Visitors are supposed to present I. Ds. at the entrance of the school and fill in a visitor's Form, which is to be signed by the host and returned to the entrance guard when the visitor leaves.

来校客人在校门口必须出示身份证件，填写会客单，离校时由被访人签字后交回传达室。

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Self-alienation, in Barth's work, is the product of desire. Desire, love: that's the moment when you're supposed to be perfectly present.

巴斯作品中，自我疏离是欲望的产物，欲望，爱：,那是你应该在场的时刻。

耶鲁公开课 - 1945年后的美国小说课程节选

The academy is supposed to present a report on cloning to Congress in the next month.

ECONOMIST: Reproductive fantasy: Spin doctors | The

By the end of 2006, the Alliance was supposed to present an "action plan" for U.N. consideration, and wind down operations.

FORBES: Freedom's Edge

In a paper in Trends in Endocrinology and Metabolism they argue that insulin resistance is another side-effect of metabolic syndrome whose cause is lipid molecules poisoning tissues in which they are not supposed to be present in large quantities.

ECONOMIST: Metabolic syndrome