soundlessly
/ˈsaʊndləsli/
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25231
"Soundlessly" means without making a sound or silently. For example, "He slipped soundlessly into the house".
adverb [方式副词] 无声地；静悄悄地；完全静寂地
I crept upstairs and tried to open the door soundlessly. 我蹑手蹑脚地上楼，悄无声息地打开门。
后缀: lessly
【adverb】 没有某种特性或质量 - without a particular quality or attribute
原词: soundlessly
是通过后缀 【lessly】 构成的派生词
