同根派生 black cottonwood相關(guān)詞英漢例句雙語(yǔ)例句A black bear cub peers from a Cottonwood tree after being scared up there by a visitor to the Whitewater Canyon nature preserve near Palm Springs, California.加利福尼亞棕櫚泉附近的白水大峽谷自然保護(hù)區(qū)里面，一頭年幼的黑熊被游人嚇到后從一顆三角葉楊后面窺視。black cottonwood更多例句