补充肯定是supplement
例子：If you are pregnant, you may be interested in learning more about dietary supplements that might be beneficial to you during the course of your pregnancy.
营养可以用：nurture
nurture
n.养育, 教育, 教养, 营养品
vt.养育, 给与营养
Something that nourishes; sustenance.
营养物；食物
The act of bringing up.
养育，培养
Biology The sum of environmental influences and conditions acting on an organism.
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