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He broke off lamely. He was confused, painfully conscious of his inarticulateness.
他讪讪地住了嘴,但方寸已乱, 因为自己笨嘴拙舌很感到难为情.
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These protuberances emerge at about 10 years of age, and they grow slowly and painfully.
这些突起出现在大约10岁时, 它们缓慢地生长并伴随著强烈的痛处.
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