实际上，这要使双手以外的疼痛得到明显缓解似乎不太可能，并且起效的持续时间尚不清楚。

Practically, it's unlikely that this will result in significant pain relief for pain in areas other than the hands, and the ongoing duration of the relief is not known.

youdao

实际上，这要使双手以外的疼痛得到明显缓解似乎不太可能，并且起效的持续时间尚不清楚。

Practically it's unlikely that this will result in significant pain relief for pain in areas other than the hands and the ongoing duration of the relief is not known.

youdao

第二个稍大剂量药物注射后，因为“备用受体”已经被结合，所以药物的起效时间可以缩短。

The second, much larger dose is then administered and the speed of onset decreased secondary to the "spare" receptors already being bound.

youdao