Exercising
v. 锻炼, 训练, 练习( exercise的现在分词 ); 锻炼（身体某部位）; 使焦虑; 发挥（作用）
✅ 同义词
🗣️ 情景例句
The Post Office aims to improve its quality of service.
邮局锐意改善服务质量。
The heart of the giver makes the gift dear and precious.
赠予者的心意可使馈赠的东西增加价值而显得珍贵。
After three hours, the men stopped for a meal break.
3小时之后，工人们停下来吃饭。