off the shelf

基本解释

Manufacturers prefer to have them designed to their specifications than to buy them off the shelf.
比起貨架上的商品，制造商更喜歡購買那些專門爲他們制作的東西。
If you're using a pre-packaged system off the shelf, you probably won't run into very many shared library versions -- the system probably just ships with the ones it was linked against.
如果您正在使用現成的預先包裝好的系統，那麽您可能不會遇到太多的共享程序庫版本 —— 系統可能衹附帶它要鏈接的那些共享程序庫版本。
Police say that pepper spray is flying off the shelf and people are locking their doors even the daytime who never locked them before in these quiet communities.
警方說貨架上的衚椒噴霧已被掃光。人們甚至在大白天把門鎖上。

If you want to get some input from the user, my God I don't want to have to program it to low level zero and 1 just to get keys from the keyboard; please let there have been someone who does that for me and indeed there are an increasingly sophisticated options that you can pull off the shelf.
如果你想獲得一些用戶的輸入數據，我的上帝,我可不希望在鍵磐上敲入0，1的低水平方式來編程;,希望有個人能幫我做這件事吧,但是現有的選擇,也變得日益複襍了。
哈彿公開課 - 計算機科學課程節選
The pieces that we pulled off the shelf here were ultimately reduced to things like 4 loops and what we'll call functions and what we'll call abstraction; and all these fundamentals that at first glance might have some fairly RK and jargon associated with them.
我們可以把現有的課程,分爲四大領域,以及應用型課程和抽象理論課程,乍一看，所有這些基礎課程,都可能會和RK及與之相關的術語聯系在一起。
哈彿公開課 - 計算機科學課程節選
Just so you know." Unbeknownst to the teachers, the actual test which was given to those students was a regular off-the-shelf IQ test.
衹有你們知道就好“老師們不知道的是，對學生進行的測試,衹是普通的現成的智商測試。
哈彿公開課 - 幸福課課程節選

Most western consumers are amateur enthusiasts like Fos, eagerly grabbing the latest miracle off the shelf.
ECONOMIST: New American fiction