上升和下降趋势的组合描述（嵌入了时间和程度之后）：
" h. z8 y- B, J( l; ~9 H: g- i1. 先上升后下降的句型：
6 S: i4 x e6 F...... increased slowly during…… and …… but fell sharply in …….
; k: O' T4 r! g! Z0 ^2 q* d/ B3 |A steady fall in …… during …… and …… followed the sharp increase in …….% t# H( r- b; `' s
* P0 Z" J! O0 c. n2. 先下降后上升的句型：
: P: l) E5 i# |2 F/ m. x- _…… fell before …… began to make a recovery ……3 d% ~4 t% L# H
…… continue the recovery, climbing to ……
2 m- d" {5 B5 l: ^+ y% v…… dropped during …… but increased again in ……$ o8 }2 J) t, P4 K/ h: P
…… fell and then pick up during ……
4 n; ?3 \2 H1 U3 h3 K4 }0 ]* q…… collapsed before rising to ……at the end of ……
3 ^* J' h2 i" V5 j 9 r' O& ]0 |9 R) F5 Z
3. 起伏波动的句型：
3 I9 _2 ^' _' Y…… fluctuated sharply all through ……) z; d. S4 l- U% v, L
5 s9 ~; h) u. m/ n5 v
4. 波动不大的句型：& Y1 J% ~0 u' ?# s
…… hardly changed through the period between ……and ……
' S1 X* a! Y' T/ ~$ v1 i
! ^, F- T$ i& ^% ~柱状图形的描述
# s8 {: V/ c2 p( u0 ~' [ ) `9 u+ j0 `4 I y7 C: c. G9 ?; t
转换为线形图形的描述 |
发表于 2012-8-14 19:47:01
