serving in a shop or bank
站柜臺(tái)；（在商店或銀行）作服務(wù)員
by ordinary retail purchase, with no need for a prescription or licence
（不要處方或許可）直接購(gòu)買
[as modifier]over-the-counter medicines.
非處方藥。
(with reference to goods bought or sold) surreptitiously and typically illegally
（一般指非法的買賣）偷偷地；私下地
hard porn is legally banned, but still available under the counter.
赤裸裸的淫穢作品是明令禁止的，但仍可私下買到。
[as modifier]an under-the-counter deal.
偷偷摸摸的非法買賣。
(英)run or ride against the direction taken by a quarry
往相反方向追獵；背道而馳