"engineers will work to correct the effects or air resistance"
make level or straight;
"level the ground"
become even or more even;
"even out the surface"
make even or more even
- They had even shares of the money.
- Work out the equal fraction numver.
- The division falls out even without any overplus.
- I'll pay for the taxi, to even things up.
- even out (使)相等