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1.shown off 炫耀；卖弄
例句:The bear was shown off at the International Robot Show in Japan.
这款机器熊已经在日本国际机器人展上亮相。
2.for instance 例如
例句:They will be concerned to do the right thing — to dress properly, for instance.
他们需要注意行为是否恰当——例如，穿着得体。
3.fingerprint readers 指纹识别
例句:Fingerprint readers offer greater security, because it is almost impossible to fake a human digit.
指纹辨识器比较安全，因为真人的手指几乎不可能伪造。
4.cook up 虚构；伪造
例句:He must have cooked up his scheme on the spur of the moment.
他肯定是一时冲动策划了这个阴谋。
