When your extended arm is slightly outside your shoulder line your shoulder range of motion is considerably greater than when it's near the centerline.

当你入水的手臂稍微在肩膀延长线外时，你肩膀的活动范围会比靠近中线是大得多。(手的入水应该有点外八字)。

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The parrot calmly stepped out onto David's extended arm and said: "I'm sorry that I might have offended you with my language and action and I ask your forgiveness."

鹦鹉镇静的踱上戴维伸出的手臂说：“对不起，我的话语和行为可能冒犯了你，我请求你的原谅。”

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His right arm was extended up beside his head, still holding on to a coffee cup.

他的右臂向头的一侧伸开，手上还紧紧握着一只咖啡杯。

《柯林斯英汉双解大词典》

Moments later, Gardner raced back and extended his arm just in time to catch Murphy's drive to deep left-center.

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They try the extended-arm self-portrait trick but "we always end up with double chins in those photos, " says Mr. Badger.

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But Brodeur, with agility that belied his 40 years, recovered in time and blocked with his fully extended left arm.

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