step foot on land.是什么意思 step foot on land.怎么读
step foot on land.的用法和样例
- We are glad to be on land again.
我们很高兴又踏上陆地了。 - Ancient plant in the early Paleozoic marine mainly to the late Silurian Period, the original plants begin boarding land.
古植物在古生代早期以海生藻类为主，至志留纪末期，原始植物开始登上陆地。
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