串口

serial port (computing)

to string together / to skewer / to connect wrongly / to gang up / to rove / string / bunch / skewer / classifier for things that are strung together, or in a bunch, or in a row: string of, bunch of, series of / to make a swift or abrupt linear movement (like a bead on an abacus) / to move across

mouth / classifier for things with mouths (people, domestic animals, cannons, wells etc) / classifier for bites or mouthfuls