before law and order were established // cheating and robbing each other ----> lawless
: W- z8 m: c. i1 u5 r before long // right away // by and by // on short notice ----> immediately // quickly // shortly // soon
$ ~3 r9 q/ C; x7 }; L) {! |2 Q4 A before we start our first lab ----> at the beginning of the semester
/ O, I) X$ B$ [( D; A* J5 Q, ~3 d begin one's study ----> an introductory class2 b% ~6 Y2 o, A: ]+ e7 x
believe ...? ----> surprise4 @. S( j. {* l. j: \* u- k
best ----> delicious // most appropriate# I! Q4 S; G z5 [/ K5 x% U
better ----> improvement // so good // happy1 b( P6 N# m1 I
better off ----> well off$ \: `. v1 j2 N0 l) b
blow above the shore line hills ----> come from over the hills) H1 F- _7 }/ e' O. I) }, ?
boil down to ----> wind up
# d; a* \- q ~3 D boring // have an/one eye on clock ----> uninteresting7 L. M S+ W) X9 w% n
borrow ----> lend // loan // use
, I+ }; x4 ?- A both ----> either# v+ ?( G+ D+ K5 |$ P, e0 A1 Q2 g
briefing ----> be informed4 ^" S; K5 a" D8 s
bring ----> tell
2 z7 v5 y* @0 y( f bring sb. (back) sth. ----> get sb. sth。
7 n0 @7 X9 v, R8 X budget ----> price r4 {2 b: ?: e) I! p9 ?
bump into sb. ----> see sb。
, n0 M4 |. K5 K6 f- @ burn up ----> furious // angry
! N \3 A, Q2 q) S2 J burst ----> overeat
7 x7 B* H# \3 m business meeting // flight // late last night // keep up with that kind of pace ----> have a busy schedule2 @# N z/ n+ [# T
buy ----> purchase- a) K" G7 S: `! J6 R% V I
by all means ----> definitely9 g" F8 M( _! A9 b
by leaps and bounds ----> quickly
z: ]* Z% h) C; ^2 ] by mail // through the mail ----> in writing // write to
0 x% Y) @! C) x4 C0 E4 O$ x by the time ----> overdue( o9 r" k# V# |3 t+ w$ q
by tomorrow ----> quick |