This is the 2887th most frequent Chinese word.
时有
"时有" means "occasionally" or "sometimes."
Here, '时有' conveys the meaning that constructive opinions are offered intermittently during the meeting.
会议中,他时有提出建设性的意见。
During the meeting, he occasionally provided constructive opinions.
Here, '时有' means 'occasionally' and indicates that the action of stopping to rest happens from time to time.
他在路上时有停下来休息。
He occasionally stops to rest while on the road.
In this sentence, '时有' also means 'occasionally' and describes the sporadic occurrence of light rain.