Scale ' y! V- T/ S3 ^2 W( N/ L( R! M% R
用法：①If you refer to scale of something, you are referring to its size or extent, especially when it is very big. & q2 n& R# p( L) A# K
例子：Since surpluses o food could also be bartered for other commodities, the Neolithic era witnessed the beginnings of large-scale exchange of goods.(2002-08) 4 l2 ^6 ]% |% V" t' f3 v: ~4 E
②A scale is a set of levels or numbers which are used in a particular system of measuring things or are used when comparing things.
0 w- m, X; s, H4 ]) O例子：Earth system science involves observation and measurements on the Earth at all scales from the largest to the smallest.(2004-10)
0 H$ R& `& ?+ `. B: P③A pay scale or scale of fees is a list that shows how much someone should be paid, depending, for example, on their age or what work they do. % x! E% h7 H3 t% V% A/ n0 p* ]
④The scale of a map, plan, or model is the relationship between the size of something in the map, plan, or mode and its size in the real world. 7 O. O9 V$ ?( C0 A6 \
⑤A scale model or scale replica of a building or object is a model of it which is smaller than the real thing but has all the same parts and features.
( p ~) p) d! ] g1 ?' Q! q⑥In music, a scale is a fixed sequence of musical notes, each one higher than the next, which begins at a particular note. , \) C* E3 r$ k. G0 o1 M4 E
⑦The scales of a fish or reptile are the small, flat pieces of hard skin that cover its body.
& q6 _/ V9 R, D( `" d例句：In fact, gars have changed little from their ancestors that dominated Earth’s waters when the dinosaurs flourished; they even have primitive interlocking scales that differ greatly from those of most fish.（2005.01）
* r3 k; v: L% G7 o; N⑧Scales are a piece of equipment used for weighing things, for example for weighing amounts of food that you need in order to make a particular meal. 8 u* n: O( K q( {% c7 C
⑨If you scale something such as a mountain or a wall, climb up it or over it. % u t$ J, |- K5 N2 A( O
例句：The advantage of nesting on cliffs is the immunity it gives from foxes, which cannot scale the sheer rocks, and from ravens and other species of gulls, which have difficulty in landing on narrow ledges to steal eggs.(1998-10) ! l- l" h, }, n0 u" } D
⑩ If something out of scale with the things near it, it is too big, or too small in relation to them. ( L4 `" a+ J: y" s8 u& l/ _
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Secure ( p& o+ Z/ l& E- G
用法：①If you secure something that you want or need, you obtain it , often after a lot of effort.
; u9 `1 i8 i1 C0 s% V2 {例句：Customers generally secured the silver for the silver objects they ordered.(1997-12) ; E" J1 w* W) O8 E. u
②If you secure a place, you make it safe from harm or attack. 8 l% F$ T+ x% F
③A secure place is tightly locked or well protected, so that people cannot enter it or leave it.
. x% h) Y4 I; ?3 v④If you secure an object, you fasten it firmly to another object. , }+ U* ~8 e7 z; o! E
⑤If an object is secure, it is fixed firmly in position. ; L' R) b) H: \. ]+ r
⑥If you describe something such as a job as secure, it is certain not to change or end. 9 X. e. ~4 E/ b- _
例句：Agriculture made possible a more stable and secure life.(2002-08) & N( m- p, Y* F- B7 d, r) W; m
Thousands abandoned the precarious life on the farm for more secure and better paying jobs in the city.(1998-10)
! l2 ?" D6 z, H/ D$ C6 s6 w⑦A secure base or foundation is strong and reliable. ) T% Z2 z* p4 A- O$ K0 u
⑧If you feel secure, you feel safe and happy and are not worried about life.
9 P% }" [1 u6 p3 F3 ^⑨If a loan is secured, the person who lends the money may take property such as a house from the person who borrows the money if they fail to repay it. |
发表于 2012-8-14 23:46:10
