常用短語結構有:
as + adj./ adv. (原級) + as … 和…一樣
not as / so + adj. / adv. (原級) + as… 一不像(不如)…那樣…
adj. / adv. (比較級) + than …比…更
no/ not + adj. / adv. (比較級)+than … 不比…更…
(the) adj / adv. (最高級) + in/of … 在…中最…
(the) adj. (最高級) + that … 最…的…
no / more … than … , 與…一樣不…
no / less … than … , 與…一樣不…,不亞于…
the same as … 和…—樣的
That car is as wide as it is long.
那輛汽車的寬度和長度一樣。
As much water flows into the pump each second as flows out.
每秒鐘流入泵的水量與流出的一樣多。
The turboprop engine will not move a planed as rapidly as a jet.
渦輪螺旋槳發(fā)動機推進飛機的速度不及噴氣發(fā)動機那樣快。
Ice is not as dense as water.
冰的密度不及水的密度大。
Imagination is more important than knowledge.
想象力比知識更重要。
Water has a higher specific heat than any other common substance.
水的比熱高于其他任何一種普通物質。
A material object cannot have a speed greater than the speed of light.
一物體不可能具有超過光速的速度。
Series connection is a method for producing a greater voltage , but , no greater current than can be supplied by a single cell.
(電池)串聯是產生更大電壓而不是產生比一節(jié)電池所能提供的更大的電流的方法。
A diesel engine is at least 50% more efficient than a steam engine.
柴油發(fā)動機的效力至少比蒸汽機高 50%。
Nitrogen is the most common element in the atmosphere.
氮是大氣中含量最多的一種氣體。
The speed lathe is the simplest of a11 lathes.
簡易車床是所有車床中最簡單的。
Aluminium is one of the most widely used of the common metals.
鋁是普通金屬中用得最廣泛的金屬之一。
No less important than the question of preserving food is the problem of finding a supply of fresh
water.
與保存食物同樣重要的一個問題是尋找淡水水源問題。
A robot will be a machine having no more emotions than a car.
機器人將是與汽車一樣沒有感情的機器。
Each atom has the same number of electrons in its orbits as protons in the nucleus.
每個原子在其軌道上的原子數與其核中的質子數相等。