youdao

The country is still hopeful that it will meet its emissions goals, like reducing emissions by 40% by 2020, but the acceptance of electric cars in the country has not occurred as fast as expected.

该国仍希望实现其排放目标，比如到2020年减排40%，但该国对电动汽车的接受没有预期中的那么快。

youdao

So far, however, the feared spread of unrest has not occurred.

然而，到目前为止，令人恐惧的动荡扩散还未发生。

youdao

This much scientists knew. However,they were not clear on how that receptor was activated when this kind of painful event occurred.

VOA: standard.2010.05.04

If he had not done that, I think none of the reforms which occurred in Eastern Europe would have taken place .

VOA: standard.2009.11.03

He says these femur fractures have also occurred in people not on the drugs.

VOA: standard.2010.03.14

That has not occurred, but that window of opportunity will close at some point.

WHITEHOUSE: Press Briefing

Merck says the real severe paralysis that occurs with the disease has not occurred in its trials.

FORBES: Can A Safer Ambien Make Billions? Merck Aims To Find Out

He and others noted that electricity shortages could curb Chinese output this summer, although this has not occurred yet.

FORBES: Stable-Higher Aluminum Expected From Participants, Delegates At Conference