プログレッシブ和英中辞典(第4版)の解説
げんせん【源泉】
the source; the origin
悪の源泉
the source of evil
睡眠は活動の源泉である
Sleep is the wellspring of our activity.
源泉課税
taxation at the source
源泉課税する tax [withhold taxes] at the source
源泉所得税
income tax collected at the source
源泉徴収
withholding [deducting] taxes at the (income) source
源泉徴収税
a withholding tax
源泉徴収制度
a system of withholding taxes
源泉徴収票
a withholding slip；《米》 a W-2 form
源泉分離課税
separate taxation at the source