petroleum jelly

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To retain the natural sheen of your nails, apply a good petroleum jelly on your nails every night. Buff them with a soft cotton cloth.
每天晚上涂一层凡士林油，然后用棉布擦拭一下，就可以让你的指甲保留自然光泽。
Before fights, it's not uncommon for bulls to be impaired with laxatives, deprived of water, or have petroleum jelly smeared in their eyes.
在开始斗牛之前，给公牛喂泻药，不给公牛饮水，或者将凡士林涂抹于公牛的眼睛里是非常常见的伎俩。
But Dr.Graber said there have been reports of the use of substitutes like castor oil, mineral oil, petroleum jelly and even automobile transmission fluid.
但是戈登医生说有报道称会用蓖麻油，矿物油，凡士林甚至是机动车传动油来代替工业硅胶。

Each had a patch of skin on one arm shaved, marked with a pen and surrounded by petroleum jelly (to fence the bed bugs in), and a commensurate patch on the other marked and surrounded, but not shaved.
ECONOMIST: Body hair

a clear substance made from petroleum, used as a base for medicines that are rubbed into the skin, and also for making parts in a machine move easily against each other

Petroleum jelly is a soft, clear substance obtained from oil or petroleum. It is put on the skin to protect or soften it, or put on surfaces to make them move against each other easily.