切換觀點的原因是

切換 qieˉ huanˋ

(Switch) Switch

觀點 guanˉ dianˇ

(Ideas, Point of view) Point of view, Ideas

的 de˙ diˋ diˊ

Have, Has, At That, (Di4), Clear, Distinct, Target, Goal, (Di2), Accurate, Exact, Proper, (De5)

原因 yuanˊ yinˉ

(Cause, Causes, Factor, Factors, Reason, Reasons) Cause , Reason , Factor , Cause, Causes, A cause, The cause, The causes, Reason, Reasons, A reason, The reason, The reasons, Factor, Factors, A factor, The factor, The factors

是 shiˋ

Is, To be, Am/Are/Is/Was/Were, Being, Yes