grade (third-person singular simple present grades, present participle grading, simple past and past participle graded) (chiefly Canada, US) To assign scores to the components of an academic test, or to overall academic performance.
「段階」は英語でどう表現する? 【単語】a rank...【例文】Modern science has thrown light on the basic steps of the process...【その他の表現】a grade... - 1000万語以上収録! 英訳・英文・英単語の使い分けならWeblio英和・和英辞書
形容詞 high-grade (comparative higher-grade, superlative highest-grade) Of high quality, particularly good. The high-grade ore was much more profitable than lower-grade ore.
To improve the ease of using a calendar and up grade its usefulness by making it easy to arrange an optional number of sheets of a calendar paper for superposition.