2021英语四级听力:Soils
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2021英语四级听力:Soils思维导图模板大纲
Therearemanydifferentkindsofsoils.Differentsoilshavedifferenttypesofrockandmineralsinthem.Somesoilshavemorewaterinthemthanothers.Somesoilsmighthavemoreplantandanimalmaterialinthem,too.
Differentkindsofsoilsarefoundindifferentpartsoftheworld.ThereareseveralkindsofsoilsfoundintheUnitedStates.Insomeareas,thesoilhasalotofclay.Othersoilsareverysandy.Loamisakindofsoilthathasagoodmixtureofclayandsand.
Insomeplaces,soillayersareverythick.Lotsofplantsgrowinplaceswithathicksoillayer.Indryandwindyplacessoillayersaremuchthinner.Layersofsoilonmountainsarethinbecausegravitypullsthesoildownhill.
Thetypeofsoilinaparticularplaceaffectswhatkindsofplantscangrowthere.
UsefulWords:
1.clay黏土,泥土
2.loam肥土
3.layer层
4.gravity地心引力,重力
5.downhill往下
树图思维导图提供 RAFT 聚合、非均相聚合、可控性、嵌段共聚物、功能化/Macromolecules/2021 在线思维导图免费制作,点击“编辑”按钮,可对 RAFT 聚合、非均相聚合、可控性、嵌段共聚物、功能化/Macromolecules/2021 进行在线思维导图编辑,本思维导图属于思维导图模板主题,文件编号是:795118b22e35ace6c19fe83b4028bd4e
树图思维导图提供 RAFT 聚合、非均相聚合、可控性、嵌段共聚物、功能化/Macromolecules/2021 在线思维导图免费制作,点击“编辑”按钮,可对 RAFT 聚合、非均相聚合、可控性、嵌段共聚物、功能化/Macromolecules/2021 进行在线思维导图编辑,本思维导图属于思维导图模板主题,文件编号是:ab5d022c55bbbb8be1f07807f5259082