

生物还是有难度啊,不过一定要搞定!
7 u7 n" c+ e, _( E! {# {7 m第二篇(Pest):
: }' [2 z1 b- |9 L7 ^8 }( RWord comes from California of a new weapon in the war on (household) pets. Two (scientists) working for a (firm) in Anaheim, California, have developed a method to (eliminate) insects without using dangerous (chemical). The new poison? Hot air.
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& `* H, S$ g& R: HThe basic idea is that insects cannot (adjust) to temperatures much above normal. In a <laboratory> experiments, (cockroaches and termites) can’t survive much more than a <quarter> of an hour at 125 degrees (Fahrenheit), or about 50 degrees <centigrade>.
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The new method involves covering in a house with a huge tent and filling it with air heated to around 65 degrees centigrade. Hot air is forced in with (fans) and tent keeps the heat inside the house. Since termites try to (escape) by hiding in wooden (beams), the heat treatment must be continued (for a full) six hours. But when it’s all over and the insects are dead. There are no (toxic residues) to endanger humans or pets and no funny smells.
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Scientists claim that there is no danger of fire, either, since very few household materials will burn at 65 degrees centigrade. In fact, wood is prepared for construction use by drying (it in ovens) at 80 degrees centigrade, which is (substantially) hotter than the air use in this procedure. 1 o5 L9 X$ G" G# z8 ~- ^
pest: [ pest ] 害虫
( t+ R7 n$ c/ D* B/ Bpet: [ pet ]
! V. A0 K/ b" a: }household: [ 'haushəuld ] 家庭(的)7 ~* R5 E. H R7 p5 W0 ~2 N
firm: [ fə:m ]
, u& M3 L; V' X- Feliminate: [ i'limineit ]
; L; |/ m* {6 Rchemical: [ 'kemikəl ]
: s, H5 v2 G8 G1 q( bpoison: [ 'pɔizn ] 5 c9 K% Q( ^" S# |3 O
adjust: [ ə'dʒʌst ] 调整,使...适于0 w3 q* N( G j" y4 d& r
laboratory: ['læbrətɔ:ri ]
9 |1 z7 Z. |& Hcockroach: [ 'kɔkrəutʃ ] 蟑螂
* }7 ^6 g5 x- S7 utermite: [ 'tə:mait ] 白蚁
' s7 A8 m3 D. oFahrenheit: [ 'færənhait] 华氏的! q) Q9 P; l/ p& N' i
centigrade: [ 'sentigreid ] 摄氏的
5 o& u" G& [$ V {3 v5 z' C& Ltent: [ tent ] 帐篷 v3 z5 f1 R4 Q7 Z5 y8 ]8 C" d- r8 G
escape: [ is'keip ] " p- H8 \# K, _& ^' P5 U# K4 V4 k
hiding: [ 'haidiŋ ]
; w* `8 J4 P3 _2 ]beam: [ bi:m ] 横梁,容光焕发
; G# _9 L8 V' ?3 P. ttoxic: [ 'tɔksik ] 有毒的
7 J, u ^/ u: ?! L8 N4 L" R2 Cresidue: [ 'rezidju: ] r" I$ }3 D- u9 _1 z$ `2 K
残渣,剩余
+ i) [0 ?3 b; J0 a/ N: Q/ `1 a4 \oven: [ 'ʌvən ] 烤炉,烤箱4 \ c3 m4 X a( S$ r
substantial: [ səb'stænʃəl ] 大量的,实质上的 n, Q+ Z/ L# P+ L5 g
claim: [ kleim ]