"I've looked at this picture very often but I'd never really noticed this shadow before," he suddenly said, pointing to a patch of burnt umber near the elbow.
“这张画我看过好多次，但从没注意过这一块阴影。”他突然说，并指出画中手肘处的一块棕色焦痕。
He had a patch on the elbow of his jacket.
他的夹克衫肘部有一块补丁。
He had a patch on the elbow of his jacket.
他的上衣肘部有一块补丁。
Connect the green (or negative) alligator clip to the right elbow electrode patch.
将绿色的(或负极)鳄鱼夹连接到右肘的电极片上。
Connect the green (or negative) alligator clip to the right elbow electrode patch.
将绿色的(或负极)鳄鱼夹连接到右肘的电极片上。
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