I suppose it was only a matter of time before the mass marketing about diet and fitness and weight loss caught up with Yoga.
I suppose it was only a matter of time...表示"我认为...只是时间早晚的问题;我认为...是迟早的事".这个句式可以在写作中用于提出论点,表示作者的主观想法.
It's only a matter of time before they bring out their own version of the software.
他们推出自己的软件只是个时间问题.
A recent study started the heated debate by claiming a link between yoga and weight loss.
A (recent) study started the heated debate by...表示"(最近的)一项引起争议的研究是...",这个句式表达很经典,可用在议论文的写作中,通过它来引出一个话题并展开评论.