When using Lemon Grass Oil only a small amount is needed.

这种油用一点点就可以了。

youdao

The use of Lemon Grass Oil combined with Old Dark Comb is an extremely good attractant for bees.

这种油和老脾对蜜蜂有极大的吸引力。

youdao

Oil covered the grass, but by mid-July new growth had sprouted.

浮油覆盖了水草，但是，在七月中旬，又有新的水草生长发芽了。

youdao

National park ranger Dan Kiger says oil poses a special risk to mangroves and sea grass, for example.

VOA: standard.2010.07.05

Environmental experts say the oil is likely to kill the grass in this marsh.

VOA: standard.2010.06.01

To keep the sand from blowing away, most courses rake three or four gallons of vegetable oil into each green once or twice a year. (Not too long ago, they used motor oil.) Sand greens are about one-third the speed of grass, but the oil quickens them up a bit, too.

WSJ: Sand-Greens Golf: A Game Lives On in the Great Plains

He played semi-pro football on Pittsburgh fields so devoid of grass they were sprayed with oil to keep the dust from rising.

BBC: How pro football hooked America

Nicholas Rushlow, a 14-year-old eighth-grader from Lancaster, Ohio, was eliminated when he misspelled "vetiver, " an aeromatic grass whose especially fragrant root yields an oil used in perfumery and mats in India.

CNN: June 1, 2012 -- Updated 1329 GMT (2129 HKT)