河流转向东流时河道大幅度变宽。The river widens considerably as it begins to turn east.这些蜗牛体宽不超过1厘米。The snails are no larger than one centimetre across.尼罗河在此处变宽，从两块花岗岩巨石间穿过。Here the Nile broadens out between the huge granite boulders....
Schistosomiasis, a chronic infection, is caused by three different worm species.血吸虫病属慢性感染, 由三种不同虫种引起.It is of great importance to predict the spreading peak of schistosomiasis.对血吸虫病蔓延高峰期的预测具有深远的意义.Objective : To introduc...
热带色彩在我们北方暗淡的光线下可能显得有点刺目。Tropical colours may look rather harsh in our dull northern light.他跟着她走进光线暗淡的厨房。He followed her into a dimly lit kitchen.余烬仍在炉膛里发出暗淡的光。The embers still glowed in the hearth....
His message was aimed at the undecided middle ground of Israeli politics.他所传达的信息针对的是以色列政局中尚未表态的中间派。...senior officials in the Israeli government.以色列政府的高级官员...a representative from the Israeli embassy.以色列大使馆的代表The Israeli...
Delusions are sometimes insidiously destructive.妄想有时也具有潜在的破坏性。This disease may develop insidiously, with fever as the only clinical manifestation.这种病可能隐袭发生, 仅有发热为其唯一的临床表现.Actinobacillosis develops insidiously in soft tis...