Revenue-producing cargo or paying passengers.

有酬负载；收费载重。

Warhead of a guided missile, rocket, or aircraft.

(导向飞弹、火箭等)弹头。

The load that is carried by a spacecraft and that consists of things (as passengers or instruments) which relate directly to the purpose of the flight as opposed to things (as fuel) which are necessary for operation.

有效载荷(指太空船中所载、与该次发射目的有直接关系的人员或器材)。