前后举了不少有关“at”和“in”引导的介词短语。欲罢不能，现在举些由“on”引导的，使大家的介词短语更丰富起来。
8 f+ U# f! L" u! @ （1） On the air：在广播中
+ g% d( g9 O& `; D( h% E/ S! Q" v The Prime Minister's National Day speech was broadcast live and will be on the air again.8 _! S j8 h8 c1 C
（2） On balance：权衡轻重之后
: z- ?) Z4 H4 v* u8 d3 R! |2 I3 ] Our national football feam sometimes won but sometimes lost. On balance, it has had a quite good track record.* E+ c G. U5 r) c
（3） On the dole：接受福利金3 G0 N+ X( P; ]3 O2 o
In the West, unemployed workers can still survive if they are on the dole.. l) e- [& r9 o% o- g
（4） On an even keel：平稳的
3 I6 y0 t) h# H' I4 a0 H' m The grocery business has experienced a tough period, but it is back on an even keel.
$ q) Q4 a% D+ z+ x4 e; [ （5） On the loose：不受拘束的
3 S7 D! `1 V/ R7 `- F* | According to some newspaper reports, a big tiger is on the loose in an outlying island.
2 ]$ q/ l; w+ C2 h. m! \$ R$ [ （6） On the make：热衷于追求名利* v1 t, w* ^$ W% c0 w* x8 \) S
Among your friends, do you have some continually on the make?
$ d7 N0 V7 D, A （7） On the mend：病情在好转件
& X5 G9 o/ q) e! b# z: u When I saw Mike last time, he was quite ill, but he is now said to be on the mend.
# q6 r; F9 o7 t) p* Q* k# I( m （8） On the move ：在活动中' @; p; u( O( G9 l5 ?5 R
A good friend of mine has been on the move in and out of the country, trying to find business to do.
) ]( Q- G5 P4 X" w （9） On a par with：……和……平等# y+ a' B) b% K! N" l g
The flowers in that garden are pretty, but I am not sure if they are on a par with yours.
' K/ ]' P% D6 n （10） On the quiet：秘密地! O) j) x( ^+ R* g |+ I
Some foreign students have been making money on the quiet during school holidays.
# A2 W8 B5 B' _6 G( ^& |7 J （11） On the rocks：遭受失败
1 e K; O! p) ^! @& N1 [ His ill-fated attempt has landed itself on the rocks.
( L& K8 D( O( `1 g6 A% u6 C （12） on the run：在逃跑中" S. a0 [" l* b! Y5 a- N
One kidnapper has been arrested, but others are still on the run.! d% O- y/ X8 U9 G
（13） On a shoestring：小本经营地9 R+ N* n' e0 ?
Xiao Lei ran his business on a shoestring before it was expanded. K$ v% u( P `; [2 I% z8 N) z/ f
（14） On the side：作为兼职) E8 p$ t* W) x2 C7 I. i" e
Some low-income people have to take up a second job on the side.
/ R: G$ ^- Q) m+ P* z" g8 Z （15） On the sly：秘密地；偷偷地
5 z8 ?' O& {7 T& R6 J* t1 t, j+ m Smoking was prohibited in school, but some students did it on the sly or in the lavatory.
) V% f: F$ H# Q& J （16） On the spot：当场；立即1 n1 U+ C8 a+ ]) K6 v G
When an adult shoplifter is caught on the spot, he or she will be sent to prison. W+ N/ b2 l0 M! P2 H) ]) f5 H
（17） On tenterhooks：提心吊胆
' C" R4 D8 c% R) i3 M Those waiting for the outcome of university admission are on tenterhooks beyond their control." l, v: L6 o6 K. a
（18） On the rack：极度焦虑不安
) N7 K6 o( a: T) f q$ D When the doctor did not say anything after seeing the patient, the patiant felt somewhat on the rack.$ W+ P/ S4 {2 B3 k ?
（19） On tap：随时可得到的( J4 r" _2 c. r4 i
The director has a wide circle of friends who are on tap when needed.; k! M9 Y4 U4 d
（20） On the cards ：有可能重现的$ ]5 X* w9 x) ? U: u/ f1 i) o
Unconfirmed news has it that a new university could be on the cards.
& X. V" k/ b1 c$ y （21） On edge：紧张；着急；" w9 }: z- f, G9 `# J; }9 B/ @ _
When the small boy could not see his mother in the crowd, he was on edge and cried.
; Y9 L `+ W! e7 V7 v; J* c （22） On call：待命
/ e* c3 j. n& H. U: R4 R: W# V The company car is always on call to take the Chief Executive Officer to meetings |
发表于 2012-8-14 00:30:10
