valerianKK [vəˋlɪriən] /vəˈlɪɹiən/发音名词1缬草Wild valerian grows along the damp banks of the stream.野生缬草长在溪流潮湿的岸边。2缬草根、缬草萃取物She takes valerian at night to help her fall asleep.她晚上服用缬草来帮助入睡。用这个字练口说→