The olive tree has always been a valuable source of food and oil.

橄榄树一直是宝贵的食物和石油来源。

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Tea tree oil is well known for its antibacterial properties and ability to kill bacteria along with eucalyptus.

众所周知，茶树油和桉树精油混合在一起能够杀灭细菌。

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When choosing good acne soap, you should choose between honey, sulphur, and tea tree oil soap.

在选择好的抗痘香皂时，你应该在蜂蜜香皂、硫磺香皂和茶树油香皂三款中选择。

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Debris was tangled in the median's crossover barriers, including huge pieces of sheet metal, tree limbs and a giant oil drum.

NPR: Frightened Okla. Residents Opt To Flee Tornadoes

Local residents live on agriculture and forest industries, such as rice, potato, vegetables, bamboo and tea-tree oil cultivation.

UNESCO: EDUCATION

Plants in this family, which include the rubber tree, castor oil plant and the cassava shrub, are typified by small blossoms, the researchers comment.

BBC: NEWS | Science/Nature | Family found for gigantic flowers