adv. 大约;旋转;到处,四处;在周围;
prep. 围绕;在附近;前后,左右;在…周围;
💡 前缀:a 表示加强意义
"He arrived around five o'clock."
他大约是五点钟到的。
近义:about, approximately, loosely, nearly, roughly, thereabout
n. 清洁, 扫除, 家畜的胞衣, 扫除出来的垃圾, 大败, 输得精光, 除伐, 巨额利润\\n[计] 清洗, 清除
近义:bactericidal, sanitizing, antiseptic, germicidal, tidying, cleansing
反义:mess, muddiness, nastiness, shabbiness, slatternliness, sloppiness