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Synonyms: discover, catch on to, detect, unearth
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Discover
1. 发现
She discovered that the man was a quack.
她发现那人是个庸医。
Who first discovered America?
谁最早发现美洲大陆?
2. 发觉;找到
The lost bike was discovered at the bus stop.
丢了的自行车在公共汽车站那儿找到了。
Catch on to: 理解
I don't quite catch on to what she is saying.
我不太明白她在说些什么。
detect:发现,察觉;查出,看穿
I detected anger in her voice.
我察觉出她说话声里含着愤怒。
He soon detected the faulty valve.
他很快查到了出毛病的阀门。
Unearth: 发现;揭露
unearth a secret
发现一个秘密
