scrub

scrub Ⅰ /skrʌb/ I. vt. & vi. (scrubbed, scrubbing)擦洗；擦净；取消：scrub out a pan擦净平锅；scrub one’s eyes擦眼睛 ‖II. n. 擦洗；擦净：give a good scrub to sth.彻底洗涤某物The floor needs a good scrub. 这地板需要好好地擦洗一下。

 scrub Ⅱ /skrʌb/ n. ［u］矮树；灌木（cf. bush & shrub）：scrub pine矮松；scrub oak矮橡树；scrub apple trees矮小的苹果树；miles of desert scrub绵延数英里的沙漠灌木丛The vegetation consisted of low scrub.植被由低矮的灌木丛组成。The mountain was covered in scrub.山上长满了矮树丛。