以pre为前缀的单词6个
例句：
She gave him the bad news without preamble.
她开门见山地把坏消息告诉了他。
Life just happens, often without preamble.
生活恰恰是，往往没有序言。
Our financial situation had become precarious.
我们的财政状况已经不稳定了。
That ladder looks very precarious.
那梯子看来摇摇晃晃的。
例句：
She gave him the bad news without preamble.
她开门见山地把坏消息告诉了他。
Life just happens, often without preamble.
生活恰恰是，往往没有序言。
Our financial situation had become precarious.
我们的财政状况已经不稳定了。
That ladder looks very precarious.
那梯子看来摇摇晃晃的。
