In the study of MBE speech coding, a new efficient practical look-back and look-ahead pitch tracking smoothing algorithm is presented based on the dynamic programming approach.

在多带激励低速率语音编码研究中，本文依据动态规划技术原理，提出了一种有效而实用的前后各看一帧的双向基音跟踪平滑算法。

youdao

Think about areas that interest you and where you can add value. Then go ahead and pitch yourself as an integral part of the team.

想想那些让你感兴趣的和提升自我价值的领域。然后勇往直前，强调自己是团队中不可或缺的一部分。

youdao

Left-handed hitters should not pass up first-pitch breaking balls that are up and over the plate (his get-ahead deuce).

左打者不应该放弃第一颗变化球，一般球路比较高且位于好球带上部（第一颗曲球往往如此）。

youdao

Such chatter has reached a fever pitch ahead of an upcoming deadline for candidates to file petitions to get on the ballot.

NPR: NYC Police Commish Says He's Not Running For Mayor

Former QPR players joined the current squad and children from the club's centre of excellence on the pitch ahead of kick-off against West Bromwich Albion on Sunday to unveil the new crest.

BBC: QPR unveil the club's new crest

Both managers had expressed their surprise that the game was given the go-ahead after three pitch inspections, with United's Peter Houston suggesting that pressure had been put on referee Mike Tumilty because of the SPL's fixture backlog.

BBC: Dundee United 1-3 Celtic