I stood up and walked over dose to him and gave him a hard stare.

我站起来，走到他身边， 狠狠地瞪了他一眼。

A British long-term study suggests that a single targeted dose of radiotherapy could be as effective at treating breast cancer as the conventional treatment, which involves multiple doses over several weeks.

英国一项长期研究表明，在治疗乳腺癌方面，单一靶向剂量的放疗可能与常规治疗一样有效，而常规治疗需要数周的多剂量治疗。