二次項係數為

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二次項 erˋ ciˋ xiangˋ

(Second order) Second order term

二次項係數 erˋ ciˋ xiangˋ xiˋ shuˋ

(Second order) Second order (quadratic) coefficient

項係數 xiangˋ xiˋ shuˋ

(Coefficient) Coefficient

係數 xiˋ shuˋ

(Coefficient) Coefficient

為 weiˊ weiˋ

For, To, As, And so, Cause, Because, For this reason, For The Sake Of, (Wei4), Act, Do, Serve, Create, Manage, Handle