nit Three efi ciently ad.效率高地 efficiency n.功效,效率,效能 sufficient a足够的,充分的 deficient a.缺乏的,不足的 inefficient a.效率低的 5. advantage n.①.便利,优点,优势 e.g. He had the advantage over other boys of being born into a rich amily. ②.利益 e.g. It will be to his advantage if he studies hard V.对.有利,有助于 e.g. Such foolish behaviour will not advantage your case advantageous a advantageously ad disadvantage r.不利,弊端,短处 take advantage of利用(某人/某物) have the advantage of sb.胜过,占优势 gain/ have an advantage over sb.优于,胜过 By Linda Yu 6Unit Three Text A By Linda Yu 6 efficiently ad. 效率高地 efficiency n. 功效, 效率, 效能 sufficient a. 足够的, 充分的 deficient a. 缺乏的, 不足的 inefficient a. 效率低的 5. advantage n. ①. 便利, 优点, 优势 e.g. He had the advantage over other boys of being born into a rich family. ②. 利益 e.g. It will be to his advantage if he studies hard. v. 对…有利, 有助于 e.g. Such foolish behoviour will not advantage your case. advantageous a. advantageously ad. disadvantage n. 不利, 弊端, 短处 take advantage of 利用(某人 / 某物) have the advantage of sb. 胜过, 占优势 gain /have an advantage over sb. 优于, 胜过