名詞 tampering:

1. the act of altering something secretly or improperly
   同義詞：meddling

動詞 tamper:

1. play around with or alter or falsify, usually secretively or dishonestly
   同義詞：tamper, fiddle, monkey
2. intrude in other people's affairs or business; interfere unwantedly
   同義詞：meddle, tamper

1. The records of the meeting had been tampered with.
   會議記錄已被人擅自改動。
2. Someone has been tampering with the lock.
   有人亂動過這把鎖。