I need to coss the total cost of the project.

我需要计算项目的总成本。

Can you coss the number of attendees for the event?

你能估算一下活动的参加人数吗？

She tried to coss the distance between the two cities.

她试图计算两座城市之间的距离。

It's important to coss the risks before making a decision.

在做决定之前估算风险是很重要的。

We should coss the time it will take to complete the task.

我们应该估算完成任务所需的时间。

Quiet afternoon and coss of

安静的午后淡淡的失落

The result showed that the dominant weeds in Xingtai were Alopecurus japonicus Steud, Aegilops tauschii Coss and Bromus japonicus Thunb.

结果表明：邢台市麦田主要禾本科杂草为节节麦、日本看麦娘和雀麦。