The noun 餐桌 (cānzhuō) means "dining table." It refers specifically to a table used for eating meals, as opposed to other types of tables. For example, 离开餐桌 means "to leave the dining table."
妈妈把饭菜都摆在了餐桌上。
Māma bǎ fàncài dōu bǎi zài le cānzhuō shàng.
Mom set all the food on the dining table.
一家人围坐在餐桌旁聊天。
Yī jiā rén wéi zuò zài cānzhuō páng liáotiān.
The whole family sat around the dining table chatting.
请你帮我把餐桌擦干净。
Qǐng nǐ bāng wǒ bǎ cānzhuō cā gānjìng.
Please help me wipe the dining table clean.
妈妈把饭菜都摆在了餐桌上。
māma bǎ fàncài dōu bǎi zài le cānzhuō shàng.
Mom set all the dishes on the dining table.
一家人围坐在餐桌旁聊天。
yījiā rén wéi zuò zài cānzhuō páng liáotiān.
The whole family sat around the dining table chatting.
请你帮我把餐桌擦干净。
qǐng nǐ bāng wǒ bǎ cānzhuō cā gānjìng.
Please help me wipe the dining table clean.