类型学家

As early as 1770 renowned Philadelphian botanist John Bartram made note in his horticultural journals of a native vine type that was popular amongst mid-Atlantic colonist who domesticated it for its usefulness in winemaking – the cited vine type is now reasonably believed to be Vitis aestivalis, and is quite likely the antecedent to the variety we know today as Norton.

早在1770年，著名植物学家约翰巴特拉姆费城人在原生型的葡萄园艺杂志指出，流行之间大西洋中部殖民者谁驯化它在酿酒有用它-引藤类型现在有理由相信葡萄aestivalis，并很可能成为先行的种类，我们今天知道的诺顿。

"Logicians distinguish two main types of implication, material and strict. Proposition p materially implies proposition q if and only if the material conditional p q (read "if p then q") is true"

逻辑学家将蕴涵分成实质的和严格的两种主要类型。p命题实质蕴涵q命题，若且唯若实质条件pq为真

For years, scientists have puzzled over the fact that the fossil record features two types of pterosaurs but no intermediates.

多年以来，古生物学家已经陆续发现了两种翼龙的化石记录，但却一直苦於没有找到任何中间过渡类型的化石记录。

Research on anastomosing river is in great demand of the geomorphology, hydraulic engineering and sedimentology.

网状河流作为一种新的冲积河流类型已经引起地貌学家、水利学家和沉积学家的关注，成为河流地貌领域、河流沉积领域以及河流水动力领域的研究热点之一。

It goes back to what I told you...

现在回到我告诉过你的。。。

With a supporter in Mr Charest and an admirer in Mr Dumont, Mr Harper may be encouraged to call an election himself.

由于在沙雷那边有个支持者，杜蒙那边有个崇拜者，鼓励哈珀为自己举行一次选举。