painless基本解释
adj.无痛的;不痛的
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副词: painlessly 名词: painlessness
基本词汇
adj.无痛的;不痛的
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副词: painlessly 名词: painlessness
"a painless solution to the problem"
"painless dentistry"
My mother claims that his was a painless birth.
出自:T. Watada