a grasping landlord的用法和样例：
- I soon have a grasp of what is going on.
- To maintain a grasp or grip on something.
- "Douce David Deans" was routed horse and foot, and lay at the mercy of his grasping landlord just at the time that Benjamin Bulter died.
- In Cuomo, they know they would face a strong candidate with an eloquent message and a grasp of the problem that they and all other Americans see: The country is in a jam.