created sense approved 上下其手 · shàngxiàqíshǒu · colluding
上下其手
shàngxiàqíshǒu
colluding
to practice fraud through collusion or to manipulate a situation or documents behind the scenes for illicit gain
他在招標過程中上下其手,最終讓自己的親戚中標。
idiom
created sense approved 上下其手 · shàngxiàqíshǒu · signaling
上下其手
shàngxiàqíshǒu
signaling
to raise and lower one's hand as a conspiratorial hint or secret signal to a collaborator
這兩名證人在法庭上對視並上下其手,顯然有預謀。
idiom