Most similar to Facebook is Mixi, started in 2004.

与Facebook最相似的是2004成立的Mixi。

Who shares the most similar interests with Troy?

谁跟特洛伊兴趣最相近？

What material is the BioCouture fabric most similar to?

什么材料与这种生物织物最相似呢？

What are the most similar parts without the problem?

什么是最相似的零件，但没有问题？

The concept of an Oracle block is most similar to DB2's page.

Oracle 中块（block） 的概念与 DB2 中的页最为相似。