set: stress the fact of placing in a definite and final position, situ., or relation: ~ food on the table.


settle: carries a stronger suggestion of putting in a place or condition of stability, ease and security: ~ gradually in their new hometown. and may imply a decisiveness and finality in ordering or adjusting sometime previously DISTURBed and UNSETTLEd: ~ their doubt with a clear explanation.


fix: stress firmness and stability: ~ the pole firmly in the ground.


establish: LESS stress on putting in a place THAN subsequent fostering and care that help it become stable and fixed: dont transplant a tree once it is ~ed.


set放到最终位置，settle增加了稳定舒适安全，（可暗示最终消除之前搅动不安），fix强调坚固持久，establish相比较放置，更强调培养关注。


记忆方法: 1）放置的意思是安放mean to put securely in position.