单语范例（未经PONS编辑处理）
It goes on to state that there he was thrown into the den of the lions, but was later rescued.
en.wikipedia.org Television monitors with a live stream to the maternity den were added to the exhibit shortly after.
en.wikipedia.org Seafarers engaged in illegal business long valued this maze of islands as a den of piracy and smuggling.
en.wikipedia.org There are also several safes built into the masonry, scattered throughout the house, including a walk-in size safe in the den.
en.wikipedia.org The dens are often lined with leaves and strips of bark.
en.wikipedia.org