scrub

中文： 灌木丛、矮树丛

1. A thicket or jungle, often specified by the name of the prevailing plant. (uncountable) · oak scrub
2. Vegetation judged to be of inferior quality or of little use to humans, though sometimes thick and impenetrable, growing in poor soil or in sand; also, brush. (uncountable)
3. One of the common livestock of a region of no particular breed or not of pure breed, especially when inferior in size, etc.; particularly a male animal poorly suited for breeding. (US, countable)
4. One who labors hard and lives meanly. (countable)
5. One who is incompetent or unable to complete easy tasks. (countable, slang) · Wow, she really scored 0? What a scrub!
6. One not on the first team of players; a substitute. (countable, slang)
7. A player who whines when outmatched by other players, sometimes by blaming the game mechanics or even accusing the other players of cheating. (countable, slang)

复数 scrubs