1月的下半月和2月早些时候，病人曾多次接触过病死禽。
She had multiple exposures to sick and dead poultry between the second half of January and early February.
该病人在同样的时间段内也多次接触过病死禽。
He also had multiple exposures to sick and dead poultry in the same time frame.
多年前我刚刚接触HTML的时候，还记得多次对这种语言的文本结构元素感到不知所措。
When I was a newcomer to HTML many years ago, I remember experiencing a certain amount of bemusement at the textual structural elements in the language.
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