Lower Silurian的用法和樣例：
例句
- During the Early Silurian, the corals of the Erlangping trough and the graptolites of the Xichuan shelf belonged to the South China Province.
在早志留世，二郎坪海槽的珊瑚與浙川陸棚的筆石屬華南生物省。 - Early Silurian sedimentary rocks in Sichuan area were formed in the foreland basin stage during the period from the Late Ordovician to the Early Silurian.
摘要四川地區早志留世沉積岩系形成於晚奧陶世一早志留世的前陸盆地演化階段。
