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
She likes to play around.
她用情不专。
Please ask John to turn on the lights.
请要求约翰打开灯。
He acted as if he had never lived in England before.
他的举动就好像他从未在英国生活过一样。