poplars n. 杨树( poplar的复数形式 ); 杨木 释义与例句 n. 1. plural of poplar 相关短语 trembling poplars yellow poplars white poplars tulip poplars black poplars Mongolian poplars balsam poplars necklace poplars Lombardy poplars yellow poplar 北美鹅掌揪 white poplar n. 白杨树 trembling poplar tulip poplar [医]美国鹅掌楸 black poplar 黑杨 Mongolian poplar