1. go downhill 下滑；滑坡
"He was starting to go downhill fast, " Ms. Anderson said. "His grades were crashing, and he wasn't able to focus. "
“他的状态飞速滑坡，”安德森女士说，“成绩一塌糊涂，连集中注意力都困难1c)+D37o^bI~1。”

2. drop off 下降
France's high labor costs seem to be behind the drop off in exports.
法国高昂的劳动力成本似乎是出口下降背后的原因~BaX5qhNHmr,;T%。

3. go viral 迅速传播开来
That article then went viral across the internet, gaining tens of thousands of page views.
这篇文章在网上一下子成了热门，访问量上万t%nCzOzV%4dln。

4. fare better 表现得更好
India has no choice, but to compete with china and fare better.
除了和中国竞争而且做得更好，印度别无选择-L*pf3VTv_q_^kA~。