His proficiency as a surgeon is well known.他作为一名外科医生的水平是有名的.He made little proficiency in literary accomplishments.他在文学方面成就不多.Evidence of basic proficiency in English is part of the admission requirement.英语基本熟练是入学条件之一。...
这个船东仍拥有一支7艘货船的商船队.The shipowner has still held a merchant fleet of seven cargo - vessels.驱逐舰护送一支商船队.Destroyers escorted a convey of merchant ships.不过,仍有定期商船队,其范围从客轮直至冷冻货轮.But liners ranging from cruise ships to refrigera...
The studies and recent advances in chemical activator of electrode in organic electrosynthesis are briefly surveyed.电极活化剂在提高有机电合成电流效率、收率及改进电极活性等方面发挥着重要的作用....