英[\'ʌn\'klentʃ]
美[ʌn\'klentʃ]
His fists clench and unclench in leashed frustration at his impotence.
他的拳头握紧,然后又因为挫败感而松开.
互联网
His hands continued to clench and unclench.
他的双手反复地攥紧又松开.
互联网