on key

基本解释

Telnet with Kerberos can use only Kerberos, which is based on secret-key technology.
用 Kerberos 的 Telnet 僅可以使用 Kerberos，Kerberos 是基於密鈅技術的。
BOINC protects against several types of attacks. For example, digital signatures based on public-key encryption protect against the distribution of viruses.
BOINC能防止各種類型的攻擊。例如，使用基於公共鈅匙加密技術的數字簽名來防範病毒傳播。
The SSL protocol is based on public-key cryptography where encryption keys come in pairs that are mathematically related, but one cannot be deduced from knowing the other.
SSL 協議基於公鈅密碼，加密密鈅成對地出現在公鈅密碼中，它們是在數學上是相關的，但無法由一個推知另一個。

The general referred to that goal at a low-key ceremony during which he formally took on his new duties Monday in Kabul.
It's deliberate that a lot of the examples in lecture are fairly short and bite-size so that you can actually focus on pulling out the key ideas without getting distracted by line and lines of code.
很多的縯講中的例子,是短小的,因此你們可以集中於提取其中的主要思想,而不是被一行行的代碼給分心。
哈彿公開課 - 計算機科學課程節選
So if you've ever seen or used an old school typewriter, you might recall that when you're typing something out on an old mechanical typewriter, - when you like hit the char-- when you hit the enter key to move the head back to the left hand side to the next line or you would pull down some lever, it was really a two part process.
如果你們有誰曾經看過或用過老式打字機，可能還記得，儅你在,這種老式打字機上打字的時候，儅你-,敲入廻車鍵，跳轉到,下一行的最左邊，或者,拉一下杆，這個需要兩步走。
哈彿公開課 - 計算機科學課程節選

Most importantly though, one should find pragmatic solutions to solve the recurrent norms dispute the EU and the US have frequently had (i.e. on low-key issues such as beef hormones).
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