summit
单词辨析：
指山的尖顶；也指人或事物最成功或状态最好的时期。
You can see peaks covered with snow all the year round from the balcony of that room.
从那间屋子的阳台上能够看到终年被积雪覆盖的山峰。
That athlete wasn't at his peak.
那名运动员并未处在巅峰状态。
Sales reached a new peak last month.
上个月销售额创了新高。
指山的最高部分，也可喻指某事物的最大数量或最高水平。
reach the summit of Mount Qomolangma
登上珠穆朗玛峰顶峰
What invention can represent the summit of scientific achievement?
哪项发明能够代表科学成就的顶峰？
泛指某物的最上端；也指机构、公司、行业等中的最高职位。
The top of that mountain is covered with snow.
那座山的山顶覆盖着白雪。
Place the bowl on the top of the fridge.
把这个碗放在冰箱上面。
Write your ID card number on the top of the page.
把身份证号码写在页面上端。
He managed to work his way up to the top.
他成功地一步步升到了最高层。
相关例句：
All their attempts at reaching the summit failed.
他们攀登顶峰的一切尝试都失败了。
The Group of Seven major industrial countries concluded its annual summit meeting today.
由主要工业国家组成的七国集团今天结束了其年度峰会。
As we approached the summit we were vouchsafed a rare vision
快到山顶时，我们有幸看到了难得一见的景象。
The summit was crowned by the signing of the historic START treaty.
此次峰会以签订具有历史性意义的《削减进攻性战略武器条约》宣告圆满成功。
Never before has a summit had such a crowded agenda.
以前从来没有一次峰会的日程排得这么满。
The staff is working frantically on final arrangements for the summit
工作人员正紧张忙乱地为峰会做最后准备。