weight up的用法和樣例：
例句
- The weight of nude mice was observed and the morphology of tumor cells was observed by electromicroscope.
治療期間觀測裸鼠體重變化，治療結束后取瘤體稱重進行電鏡觀察。 - Methods Use weighing method to weight the dry matter and an HPLC method to determine the content of isoimperatorin in A. dahurica root.
方法採用稱重法測定白芷干物質，高效液相色譜法測定根中異歐前胡素。
