| seam |
The line along which two pieces of sheet flooring are joined.
출처: www.armstrong.com/commflooringna/article3443.html
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|---|---|
| sealant |
A thin layer of plastic-like material covers the grooves and pits on a tooth to prevent cavity.
출처: www.dentistonweb.com/wisdomTooth/dictionary.shtml
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| seam |
A stratum or bed of coal.
출처: www.netl.doe.gov/coal/Coal%20Primer/glossary.html
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| seasonal affective disorder |
is a form of depression or mood disorder with a seasonal pattern. The symptoms of SAD are most obvious during the winter months when the days are shortest. Symptoms of SAD tends to appear from around September each year, and reduce or disappear in the spring and summer months.
출처: www.rcpsych.ac.uk/info/glosConds.htm
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| seasonal affective disorder |
A cyclical type of depression related to a change in season; usually develops with the onset of the winter season, when sunlight is limited, and fades with spring.
출처: www.schizophrenicpen.com/def2.html
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