two-shift work system
Refers to a labor arrangement where workers are divided into two shifts, typically alternating day and night or morning and afternoon. Used in industrial and workplace contexts.
This factory has introduced a two-shift work system.
交替制 is the general term for a shift system; 二交替制労働 specifies a two-shift labor arrangement.
三交替制 is a three-shift system, while 二交替制労働 uses two shifts.
Compound of 二 (two), 交替制 (shift system), and 労働 (labor).