1·Instead of clenching my fist at new assignments, I will face them with joy and courage.
不是紧握拳头痛苦地对待新的挑战，而是用欢乐和勇气应付困难。
2·His expression was deadpan. Only a slight clenching of his right hand betrayed the tension he was probably feeling.
他面无表情，只有他右手的轻轻紧握泄露了他可能正在感觉到的紧张。
3·Instead of clenching my fist at new assignments.
不是紧握拳头痛苦地对待新的挑战。
4·When she had gone I began to walk up and down the room, clenching my fists. My aunt said.
她走后我开始在房间里徘徊，紧握双拳。
5·You could be constantly swinging your leg or crossing your arms and clenching your fists and the audience will feel uncomfortable.
发言者可能会不停地颤脚，或者交叉双手，紧握拳头，听众会因此感到不舒服。