n.磨牙癖;緊握
動詞clench的現(xiàn)在分詞形式.
Don't approach life by clenching your fists. 不要用緊握拳頭的方法來靠近生命。
Instead of clenching my fist at new assignments, I will face them with joy and courage. 不是緊握拳頭痛苦地對待新的挑戰(zhàn),而是用歡樂和勇氣應(yīng)付困難。