LAN (local area network)
局域网
例句:
Aston University has installed a local area network (LAN) linking 2000 terminals.
阿斯顿大学已经建成了一个可以连接2,000个终端的局域网。
into the blue
消失得无影无踪
例句:
At the bark of the dog, some birds stayed astonished, others disappeared into the blue.
听到狗的叫声,有的鸟儿被惊呆了,其它的飞得无影无踪了。
Look before you leap.
三思而后行
对话:
A: Dad, I want to marry Rose.
B: Are you serious? Marriage is not a game. Look before you leap.
A: I know.
A:爸爸,我想和露丝结婚了。
B:真的吗?婚姻可不是游戏,你要三思而后行啊。
A:我知道。