The permanent tooth germ plays an important role in physiological root resorption of deciduous tooth, but not the alone factor.

恒牙胚是引起乳牙生理性根吸收的重要因素，但却非唯一的因素。

youdao

The climate is not suitable for deciduous vegetation.

这种气候不适合落叶植物的生长。

youdao

If it's climate appropriate, planting deciduous trees such as maple, oak, or elm will provide shade in the summer to save on AC, while being leafless in the winter to not block the sun.

如果气候适宜的话，你可以种些每年落叶的树，比如说枫树，橡树，或者榆树，这样在夏天的时候就可以乘凉从而减少使用空调，并且在冬天树叶落光了也不会挡住太阳光。

youdao

These raised the sea level, producing Japan's meandering modern coastline with its prolific crops of shellfish and edible seaweed, and also permitted the spread of deciduous forests, which provide a cornucopia of nuts, berries and shoots that do not run away.

ECONOMIST: A potted history