already是现在完成时的标志。
already：adv.已经;早已;(表示惊奇)已经，都;(强调情况或问题存在)已经。
I'm going ─ I've done enough damage here already.
我要走了——我在这里造成的损害已经够大了。
We had to work within the parameters that had already been established.
我们必须在已设定的范围内工作。
The new government has already been pitched into a crisis.
新政府已被抛入危机之中。
We need double the amount we already have.
我们需要现有数量的两倍。
The sun was already up when they set off.
他们出发时太阳已经升起了。
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