plate
The French word for 'plate' is 'assiette'. It is used in the same contexts as in English, to refer to a dish from which food is eaten. Also, like in English, 'assiette' has some figurative meanings, such as state or situation in French tax law.
I need a clean plate.
This is a simple statement in French that one might use during dinner time. The speaker is expressing a need for a clean plate in order to eat their meal.
The plate is on the table.
This is a descriptive sentence in French. The speaker is indicating the location of a plate which is on the table.
Can you give me another plate?
This is a polite request in French. The speaker is asking someone else to give them another plate, perhaps because the current one is dirty or broken.