1.coincide with 恰逢

But that price collapse coincided with a severe global recession, which led to a sharp fall in demand for raw materials.

然而，就在商品价格崩溃之际，全球经济又陷入了严重的衰退，经济衰退转而又导致原材料需求剧烈下降sse@b^~g5[Zn(5@_bd。

2.of choice 首选的

Background Rate Control is often the therapy of choice for atrial fibrillation.

背景心率控制经常是房颤的首选疗法A!gE7h#bXyLD~+RJ6Dpl。

3.reckon with 考虑

Yet they must now reckon with a potentially disturbing consequence of this new, improved process.

但是，他们现在必须认真考虑考虑这种新的，改良程序潜在的令人不安的后果f1&46P|h@_SK0cQ。

4.struggle to 艰难地

It was a hard struggle to find partners who can keep up with me.

当时找跟我合拍的伙伴找得还挺艰难的=@5ttIangTsT.。