例句 In the fourteenth century; political developments cut Europe's overland trade routes; with which Europe had important and highly profitable mercial ties since the twelfth century。 14世紀,政治的發展切斷了歐洲的陸上商路,而這條商路自12世紀以來為歐洲建立了重要的高利潤商業紐帶。
overlie[?ouv?r'lai]v。 壓在…上面;蓋得使窒息
例句 In lowland country; almost any spots on the ground might overlie what was once the bed of a river that had been buried by soil。 在低地國家,幾乎地上的任何一個地點下面都可能曾經是某條被土壤掩蓋的河的河床。
pebble['pebl]n。 小圓石,鵝卵石
例句 This example is made up of pebbles of gypsum and fragments of volcanic rock。 這個樣品是由石膏和火山岩碎片組成的。
pellet['pelit]n。 小團;小藥丸;小彈丸
例句 When the ice pellets fall; the much smaller ice crystals in the center of the cloud may be struck by them。 當小冰丸落下的時候,雲層中間那些更小的冰晶或許會被它們擊中。
要點 …let這個字尾表示“小”,比如:booklet“小冊子”,streamlet“小溪”等。在閱讀中看到帶有這個字尾的單詞時,可以以此為依據猜測詞義。
penetrate['pen?treit]v。 刺穿;滲透;洞察
例句 1。 Some butterflies move into spots of sunlight that have penetrated the forest floor; displaying their beautifully patterned wings through opening and closing in the bright spotlights。 一些蝴蝶飛入穿過森林中的樹木照射在地面上的光斑,在光亮裡忽閃著展示它們帶有圖案的美麗翅膀。
2。 In a microwave oven; radiation penetrates food; and then they are absorbed primarily by water molecules; causing heat to spread through the food。 在微波爐中,輻射穿透食物,然後主要被水分子吸收,這樣可以使熱量在食物中擴散。
同義 pierce(v。 刺穿);apperceive(v。 洞察)
peninsula[p?'nins?l?]n。 半島
例句 The lakes on the peninsula is the habitat of various kinds of wildlife。 這個半島上的湖是多種野生動物的棲息地。
同義 byland(n。 半島)
permeable['p?:rmi?bl]a。 可滲透的,有浸透性的
例句 A rock is able to be neither porous nor permeable。 岩石既沒有氣孔,也沒有滲透性。
petrifaction[?petri'f?k??n]n。 石化;驚呆
例句 Petrifaction may contain a simultaneous exchange of the original substance of dead plant