First, the ability to speak English well.

第一，良好的英文能力。

youdao

It had eyes, flailing limbs, and the ability to speak Japanese.

他有眼睛，能舞动四肢，能会说日语。

youdao

Yet within days, the same patients start to regain movement and the ability to speak.

然而在几天内，同样的患者就可以开始恢复行动，并有能力开口讲话。

youdao

One sign of multiple sclerosis is losing the ability to speak clearly.

VOA: special.2009.01.06

But, also, there are genetic disorders, some falling under the rubric of what's known as "Specific language impairment," where children are born without the same ability as the rest of us to learn to speak.

但被叫做"特殊言语损伤"的遗传障碍,也能使你失去语言能力,儿童出生便不具有,我们其他人所具有的学习说话的能力

耶鲁公开课 - 心理学导论课程节选

Yeah! Well, I mean, I think for sure, the best way to improve your ability to speak any language

行！我认为，我觉得也一定是这样，最好的提高语言能力的方法，

想征服英语的话 - SpeakingMax英语口语达人

Eventually, the girls lose the ability to speak, walk, and use their hands effectively.

BBC: News | Health | Scientists crack secret of child disease

And he believes the ability to speak more than one language makes children more tolerant and accepting.

BBC: Bi-lingual schools thrive in nations

Ebert has fought cancer in his thyroid and salivary glands, and lost the ability to speak following surgery.

BBC: Roger Ebert, US film critic, recovers after hip fracture