1. (预览)：previewing a worksheet(预览工作表) | previewing(预览) | printing(打印)
2. 预视：preview write 预览写录 | previewing 预视 | previous frame 上一帧
3. 预检：prevertiginous 前倾性眩晕的 | previewing 预检 | previllous 绒毛生成前的
4. 预观察 预视：previewgain 预看增益 | previewing 预观察 预视 | previewmatrix 预看混合
1. Pawlenty has struggled this week after previewing his criticism of Romney's health care overhaul in Massachusetts that was a model for Obama's national plan.
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2. The official spoke on condition of anonymity because he was previewing the official announcement.
3. Kerry offered a vigorous attack on the White House, previewing what officials in both parties said would be an extraordinarily rough general election campaign.