1、There has long been doubt regarding the appropriateness of the current Q values.
長期以來對現行q值是否適當存在著疑慮。

2、Programming appropriateness is different from abstract equivalence, though.
然而，編寫合適的程序不同于抽象的對等。

3、The appropriateness of selection is still bearing failure analysis must be considered.
選材是否得當仍然是軸承失效分析必須考慮的因素。

4、being of striking appropriateness and pertinence.
具有顯著的合適性和恰當性。

5、Also, don't discount the appropriateness of silence.
而且不要忽視適當的沉默。