Most people know a sort of puzzle called rebus.

大多数人都知道有一种称为画谜的猜谜.

Most people know a sort of puzzle called rebus .

大多数人都知道有一种称为画谜的猜谜。

The fifth part does some legal consideration of perfecting the system of Clausula Rebus sic Stantibus .

第五部分对完善我国情事变更制度进行了法律思考。

The third part analysis whether this contract could apply to the system of Clausula Rebus sic Stantibus.

第三部分对本案合同能否适用情事变更制度进行了分析。

China is drafting its own civil code, which is the opportunity of building up the rules of rebus sic stantibus after the issuing of Contract Law.

情事变更制度是一项非常重要的合同制度，许多国家均已立法明确予以规定，而在我国却被排斥在合同法之外。