词汇	Cathaysian old land
释义	Cathaysian old land 华夏古陆
随便看	functional type experiment functional type sales organization functional type trait functional uncertainty functional unidirectional conductional block functional unification grammar functional unification grmmar functional union functional uniqueness functional unit functional unit allocation functional unit base functional unit collision functional unit library functional units functional units design Functional units layout functional unit time functional unity functional univentriele heart functional upper jaw functional upward reach with both arms functional urban region functional urethra functional urethral length