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[ 词头 ]                          苯
   benzoic acid                              苯(甲)酸，安息香酸
   ortho-ethoxybenzoic acid cement             正-乙氧基苯甲酸水门汀
56. calcium hydroxide cement                  氢氧化钙水门汀
57. aromatic ligand                           芳香族配位体
58. salicylate                                水杨酸盐(酯)
59. polyalkenoic acid                          聚烯酸
60. polycarboxylate cement                    聚鞍酸水门汀
61. glass ionomer cement                      玻璃离子水门汀
62. polyalkenoate                            聚烯酸酯

NOTES

1．model  n．模型
    主要指用石膏制成的阳模
2．mould n．模型，铸模，型
    主要指铸造中失蜡后包埋材留下的模腔，是物体的阴模。
3．pattern n．模型，样本，型，式样
  dental pattern牙型；wax pattern蜡型
4．cast n．模型，铸造，铸件(铸造完成后得到的物件)
5．casting n．铸造，铸件，铸模，铸造法
a gypsum model→a wax pattern→a phosphate-bonded investment mould→cast ( lost-wax technique)→a metal cast or casting
cast n. (l) an act of casting
      (2) a reproduction (eg of a statue) formed by casting
      (3) an impression taken from an object with a molten or plastic substance
      (4) a mold _
    vt. (1) to shape (eg metal or plastic) by pouring into a mould when melten, to mould
       (2) to form by casting
    vi. to take form in a mould
   
casting n. (I) sth. cast in mould
        (2) the act of casting or molding, a mould
model n.(l) a replica of sth. in relief or 3 dimensions, also a representation of sth. to be constructed
       (2) to be foUowed in construction, sth. to be copied; a pattern
     v. (l) to plan or form after pattem
       (2) to shape in a mouldable material
       (3) to form after a model, to shape, to make a model or copy of
     a. being a pattern for others
mould n. (l ) the frame on or round which an object is constructed
        (2) a cavity or form in which a substance (eg a metal casting) is shaped
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