subject + frontier
不及物动词,不接宾语;表示在边疆地区像拓荒者一样生活。
They frontiered.
他们拓荒定居。
在边疆拓荒定居;拓荒
frontiers — third person singular of frontier
作为拓荒者生活在边疆地区。
to live as a pioneer on frontier territory
作为拓荒者生活在边疆地区。
To live as pioneers on frontier territory.
一般现在时
They frontier in the western wilderness.
他们在西部荒野开拓边疆。
一般过去时
We frontiered when the land was still open.
当土地尚未开发时,我们曾拓荒。
现在完成时
She has frontiered in Alaska for many years.
她在阿拉斯加拓荒已多年。
表示“拓荒、开拓边疆”,为规则动词。
After selling their small farm, the couple decided to frontier in a remote valley, planting fruit trees and raising chickens.
卖掉小农场后,这对夫妇决定在一个偏远的山谷里拓荒定居,种果树、养鸡。
用法提示:frontier 在此作动词不定式,表示在边疆地区拓荒定居。
My aunt frontiers in a small mountain community, where she raises goats and grows vegetables.
我姑姑在一个小山村里拓荒生活,她在那里养山羊、种蔬菜。
用法提示:frontier 以第三人称单数形式 frontiers 出现,表示当前在边疆拓荒生活。
While they are frontiering along the river, they rely on hunting and fishing for food.
他们在河边拓荒期间,依靠打猎和捕鱼为食。
用法提示:frontier 以现在分词形式 frontiering 出现,表示正在进行的边疆拓荒生活。
不及物动词,不接宾语;表示在边疆地区像拓荒者一样生活。
They frontiered.
他们拓荒定居。
grammar · medium
易错句子The pioneers have frontier in the valley for many years.
正确表达The pioneers have frontiered in the valley for many years.
现在完成时的结构是 have + 过去分词,所以 have 后面必须用 frontier 的过去分词 frontiered。汉语动词没有形态变化,学生容易把 frontier 当作不变形的一词直接跟在 have 后面,造出 have frontier 这种错误形式。
grammar · medium
易错句子The family frontierred across the prairie for a decade.
正确表达The family frontiered across the prairie for a decade.
frontier 以 -ier 结尾,词尾辅音 r 前面是两个元音字母 ie,不构成“重读闭音节 + 单个元音字母 + 单个辅音字母”的双写条件(对比 prefer→preferred),所以加 -ed 时直接加,写成 frontiered,不能双写 r。
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