4周搞定2000+托福核心词
白杨
aspen
常考释义
n. 杨属植物（如欧洲山杨）
On the hillside, aspen trees present a similar picture.
山坡上的白杨树也有类似的情况.
Some trees have higher nutritional values than others, and some are better for building material, and some are good for both, um, aspen trees.
Some trees have higher nutritional values than others, and some are better for building material, and some are good for both, um, aspen trees.
来源于：听力OFFICIAL16 L5Beavers certainly go farther from the water to an Aspen tree than for an Ash tree.
海狸们如果需要杨树的话，它们当然需要比获得灰树走得更远。
来源于：听力OFFICIAL16 L5以上图片仅供学习交流使用，版权归原作者所有，如有侵权，请与我方联系
