| 词汇 | EFFICIENCY |
| 释义 | lean and mean mod. capable and ready for hard, efficient work.Ron got himself lean and mean and is ready to play in Saturday's game.The management is lean and mean and looks to turn a profit next year. run on all cylinders 1. in. to operate sensibly and intelligently. Pay attention to what you are doing. Start running on all cylinders.She doesn't run on all cylinders this early in the morning. 2. in. to run well and smoothly. This department is running on all cylinders now.My plan is now running on all cylinders. |
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