HSK 6
插座
chāzuò名
socket; outlet
桌子下面有一个空插座。
Zhuō zi xià miàn yǒu yí gè kōng chā zuò.
There is an unused outlet beneath the table.
Say it
Hold the button, say it, then let go.
Other HSK words sharing a character
Also free:
New in the HSK 3.0 word list at level 6.