Valine is one of the essential amino acids.

Vegetable sources usually are low on or missing certain essential amino acids.

植物类食品中通常不含或者含有很少的必需氨基酸.

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Phenylalanine: One of the essential amino acids, present in many common proteins, especially hemoglobin.

苯丙氨酸: 见于普通蛋白质 、 尤其是血红蛋白中的一种基本氨基酸.

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A high weathercock frequency is essential for the stability of the guidance loop.

从制导回路的稳定性角度来看,短周期振荡频率高是基本的.

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The possession of a passport is essential for foreign travel.

去国外旅行需持有护照.

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Air, food and water are things essential for life.

空气, 食物和水是生命不可缺少的东西.

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This was not only visually appealing, but essential for the vibrational effect.

这不仅在视觉上很迷人, 而且对振动效果十分必要.

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It is essential for us to know all the facts.

对我们来说,了解所有的事实是必要的.

《简明英汉词典》

This is essential for our mutual benefit.

这对我们的共同利益是必要的.

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Very favourable conditions are essential for the continuous and regular high production of orchard seed.

为了使种子圆种子获得持续正常的高产,必须有十分适宜的环境.

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Some of the pesticides are also essential for protecting human and animal health.

有些农药对保护人类及动物的健康也是至为重要的.

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Water is essential for plants.

水对于植物是必需的.

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It's not essential for me to have four houses.

我没必要拥有四所房子.

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Whatever method of heating was used, artificial respiration was essential for reanimation.

无论用任何暖和方法, 人工呼吸仍是救生所必需的.

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The extracting rate of the essential oil was logarithmically increased with extracting pressure and time.

精油萃取率与萃取压力、萃取时间呈对数函数关系.

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The Chinese ginger in Jamaica is the raw material for extracting the best ginger essential oil.

品质最好的姜精油原料是牙买加姜和中国姜.

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Ingredients: pure olive essential oil, propolis, nano pearl powder, vitamin C, jojoba oil etc.

成份: 清纯橄榄精油 、 蜂胶 、 纳米珍珠粉 、 维生素C 、 霍霍巴油等天然活性精华.

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Warning: Basil essential oil may irritate sensitive skin.

警告: 罗勒精油会刺激敏感皮肤.

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Flower essential oil, quercetin and tannins, gallic acid, pigment, etc.

花含挥发油 、 槲皮素、鞣质 、 没食子酸 、 色素等.

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California Baby's light & fresh Calming essential oil blend adds to the bathing experience.

加州(加利福尼亚)婴儿清新 镇静 香油配方增加了洗澡经验.

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Dab an essential oil of jasmine, peppermint, or vanilla on your arm and sniff.

轻敷茉莉花精油, 薄荷, 香草在你的手臂,并不时的嗅一嗅.

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