圣诞树上挂着一个精美的装饰球。

A beautiful ___ornament hangs on the Christmas tree.

她在圣诞树上挂了许多漂亮的装饰品。

She hung many beautiful ___ornaments on the Christmas tree.

这位年轻的科学家是我们研究团队的骄傲。

The young scientist is an ___ornament to our research team.

她用鲜花装饰了餐桌。

She ___decorated the table with fresh flowers.