Preferential margins
[经] 优惠差额, 优惠幅度
🧩 词语组成解析
preferential
[ˌprefə'renʃəl]
adj. 优先的;优先选择的;特惠的;
n. 边缘；（期权）保证金；利润；边际（margin的复数）
🗣️ 情景例句
Come and see me later and I'll give you some advice.
稍后来见我，我给你一些建议。
I read the newspaper over breakfast.
我边吃早饭边看报纸。
he could no get his arm out.
他的胳膊反倒退不出来了。