例句與造句

1. The " Thermopolis " specimen was described in the 2 December 2005 " Science " journal article as " A well-preserved " Archaeopteryx " specimen with theropod features "; it shows that the " Archaeopteryx " lacked a reversed toe  a universal feature of birds  limiting its ability to perch on branches and implying a terrestrial or trunk-climbing lifestyle.
2. It's difficult to find reverse toe in a sentence. 用reverse toe造句挺難的