单语范例（未经PONS编辑处理）
Reed confirmed this estimate, and contributed his own knowledge of the terrain.
en.wikipedia.org Reed experimented with what he called "opera di camera" - small chamber operas by young composers.
en.wikipedia.org Pressing a key opens a hole, allowing air to flow through a reed.
en.wikipedia.org Reed joined in the same year, and remained a leading party member until her death.
en.wikipedia.org On the top left, the pot at the top of a bundle of reeds is 400 pots of liquidamber.
en.wikipedia.org