efficient adj. 有效率的;生效的; 例句 The service at the hotel is efficient and unobtrusive. 那旅馆的服务工作有效率而不夸张。 An efficient bulb ...
uplc与hplc的区别性质不同UPLC指超高效液相色谱(Ultra Performance Liquid Chromatography,UPLC)。HPLC指高效液相色谱法(High Performance Liquid Chrom...
ency后缀的单词 deficiency n 缺点; solvency n 溶解力;还债能力; latrncy n 潜伏(期); stridency n 尖锐,刺耳; complacency n 自满,自得; emerge...
dictation 听写; creation 创造; instruction 授课; population 人口; operation 手术 例句 I wrote the letter at his dictation. 我照他的口述写信。 ...