Doctors do agree on limiting a quantity of food, but they also insist on certain foods (but not on the total banishment of them) and a balanced diet.

医生当然同意限制进食食的量，但是他们也只是针对某些食物（但也不是完全不食） 和建议均衡饮食。

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Limiting the supply of your service, or the quantity of yourproduct, or being aggressive in who you sell to (and who you don't) areall time-tested ways to build a killer brand.

对你提供的服务进行限制，或者限制产品的品质，或者对销售对象（或拒绝销售的对象）采取严苛的态度，这些是历经时间考验的建立杀手级品牌的良方。

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The limiting factor is the quantity of hydrogen.

罫限制因素应是氢气的量。

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They say that asthmatics should considering limiting the quantity of melatonin supplements they take.

BBC: NEWS | Health | Sleep supplement asthma warning

Confirming this strain on physical silver supplies, just this morning the RCM went on allocation, limiting the quantity of sales of the popular Silver Maple Leaf coin.

FORBES: Royal Canadian Mint 'Managing' Silver Supply