【计】 dual-gap read-after-write tape head
both; double; even; twin; two; twofold
【化】 dyad
【医】 amb-; ambi-; ambo-; bi-; bis-; di-; diplo-; par
crack; crevice; gap; interval; opportunity; rift
【化】 opening
【医】 gap; space; spatia; spatium; split
【计】 RAW; read-after-write
magnetism
be the first; lead; make the running; take the initiative; take the lead