undergrowthKK [ˋʌndɚˏgroθ] /ˈʌndɚˌɡɹoʊθ/发音名词1下层灌木丛、矮树丛、林下植被不可数Thick undergrowth made it hard to follow the forest trail.茂密的下层灌木丛让人很难沿著林间小径前进。用这个字练口说→