problems may appear
可能会出现问题
以上为机器翻译结果，长、整句建议使用 人工翻译 。
youdao
He gradually realized, problems may appear in the "occupation van.".
后来他渐渐意识到，问题可能出现在“职业范儿”上。
These problems may appear and then disappear, sometimes resulting in long periods when there are no problems at all.
这些问题可能出现后又消失，有时很长时间没问题。
VOA: special.2009.01.06
While these first symptoms may appear to subside, a high fever, breathing problems, and shock can follow, MayoClinic.com said.
CNN: The basics of anthrax
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