laying是什么意思？

In spring, chickens start laying again, bringing a welcome source of protein at winter's end.

Apparently the bus company will be laying off its employees if they can't reach an agreement on wages by midnight.

Laying the foundations of modem mathematics

Researchers are already asking if motor vehicle use has reached its peak and will decline, but transport planners have yet to catch up with this trend, instead of laying new roads to tackle traffic jams.