further to your (或 our) ——

(formal)used at the beginning of a letter or in speech as a way of raising a matter discussed in an earlier letter, article, or conversation

(正式)［用在信件的開頭或談話中，提出以前在信件、文章或交談中談論過的事］有關在…中談到的事情

&B{further to your letter} of 10.10.96, I enclose some correspondence from my previous addresses.

有關你在96年10月10日來信中所述之事，我隨信附上我從先前幾個地址所收發(fā)的一些信件。

not go any further

(of a secret) not be told to anyone else

（秘密）不泄露給別人

until further notice

used to indicate that a situation will not change until another announcement is made

在另行通知之前（情況不變）

the museum is closed to the public until further notice.

在另行通知之前，博物館不對外開放。

until further orders

used to indicate that a situation is only to change when another command is received

在另有指示之前（情況不變）

they were to be kept in prison until further orders.

在另有指示之前，他們將被關在監(jiān)獄里。