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まもなく， 間もなく， 間も無く
1. soon, shortly, before long, in a short time, in a little while
2. having no time to ..., with no time to ...
很快、不久、不久之后、在短时间内、过一会儿
は
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
指示句子的主题；表示与另一选项（无论是否明确提及）形成对比；表示强调
