as·cer·tain
【释义】: vt.查明,探听,确定:ascertain the facts查明事实.It has been ascertained that the news is true.已确定那消息是真的.You should ascertain whether the school bus stops there.你应该打听一下校车是否在那里停.We should ascertain what really happened last night.我们应该弄清昨晚到底发生了什么事.ascer·tain·a·ble a.可查明的,可确定的. |