暫定的耐容週間摂取量ざんていてきたいようしゅうかんせっしゅりょう 1provisional tolerable weekly intake ; PTWI Translated by Jiyomi noun (common) (futsuumeishi) Kanji · tap to open temporarily determine bull's eye -proof contain week interval vicarious take quantity JMdict entry 2862567. Source and licence.