To come and go unpredictably; transient and fleeting; to be unsettled in one's movements or presence.
他在这座城市的生活总是浮来暂去，从未长久停留。
His life in this city was always transient and fleeting, never settling for long.
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To come and go unpredictably; transient and fleeting; to be unsettled in one's movements or presence.