yè / kōng / qíng / lǎng / shí / yòng / wàng / yuǎn / jìng / kě / yǐ / kàn / dào / lǎo / yīng / xīng / yún

夜空晴朗时，用望远镜可以看到老鹰星云。

When the night sky is clear, the Eagle Nebula can be seen through a telescope.