Note the caching is not really required for the particular traversal algorithm you are using, but I leave it in to show how to do this if it is needed as you expand this tool in the future.
注意，这个缓存对于您使用的特定遍历算法并不真正需要，我在这里使用它只是为了展示当您将来需要扩展这个工具时应该怎样做。
The minutes for an April 30 management meeting talk about recruiting from Facebook and note: “People don’t leave jobs they leave managers, ” they “leave situations that are making them sad.”
4月30号的高管会议记录显示，他们讨论过如何从Facebook挖人，中间有提到一个观点：“员工离职绝不是离开某些工作岗位，他们离开的是某些管理者，”他们“离开的是让他们伤心的那个环境”。
This, combined with a handwritten thank-you note, will make the best possible impression and leave the door open for future follow-up-which you should do, of course!
这种办法再加一张手写的感谢便条，可能会给别人留下很深印象，未来的后续工作大门也随之开启。当然，这是你应该做的。
Many hotels will not replace your towels if you leave them hanging up neatly; if you're not sure, write a note for the housekeeping staff or notify the front desk.
如果你把毛巾挂整齐，很多酒店都不更换毛巾，如果你不肯定的话，你可以给客房服务人员留张纸条，或者告诉前台。
What a surprise when she went to leave for work that morning and found not just the blessings of the bouquet of flowers, but the tiny note which simply said, "For my friend."
第二天早上她正要出门上班时惊讶地发现了那束花，花儿带来了祝福，但更重要的是写在小纸条上的一句问候：“送给我的朋友”。
Whether it is a note you wish to leave behind for your loved one that day, or a crazy doodle, these interesting wall clocks can get your creativity going.
无论是说明你想离开你的背后所爱的人那一天，或一个疯狂的涂鸦，这些有趣的挂钟可以让您的创造力去。
Please note that there are no toilets inside the pavilion. Inform our staff, if you leave the line for any reason.
日本馆未设洗手间，如离开所在的排队区时，请事先与工作人员取得联系。
Mrs. Brown was going out for the day. She locked the house and tacked a note for the milkman on the door: "NOBODY HOME. DON'T LEAVE ANYTHING. ""
这一天，布朗太太要外出。她锁好房门，并在门上给给送奶工人留下了纸条：“无人在家，请勿留下任何东西！” ”
' He's a good man . He'll understand. We'll leave some money for the food, 'Cyril said, 'and a note saying 46 that we're sorry. '
“他是好人。他会理解的。我们留些食品钱，”西里尔说，“再留张便条说我们很抱歉。”
Not only did they leave a handwritten note that said "Thank you officer for the tools needed. You're a real Pal!"
他们不仅留下了一张字条，说“谢谢长官提供的工具，您真是我们的好朋友。”
If you need to make some major changes, please leave a note in the Discussion TAB of the page before you make the changes and wait for a reply within a considerable timeframe.
如果你想做些大的变更，请在动手前在该页面的讨论页留条讯息，并在适当的时间段内等候回复。
Not only did they leave a handwritten note that said "Thank you officer for the tools needed."
他们不仅留下了一张字条，说“谢谢长官提供的工具，您真是我们的好朋友。”
Internet sellers claim they can get diagnosis reports and sick leave notes from many hospitals, and can write a note for a one-week leave for diseases such as acute appendicitis.
卖家自称可以开出多家病院的诊断表明及病假条，歇息一周可以开急性阑尾炎等病症。
Dissolve the yeast and pinch of sugar with warm water in a small bowl (note: too much sugar or overheated water would kill yeast), leave it for 10 mins.
在一只干净的碗中加入酵母、若干粒砂糖和温水(过多的糖和过热的水会杀死酵母菌)，静置10分钟待其活化。
Dissolve the yeast and pinch of sugar with warm water in a small bowl (note: too much sugar or overheated water would kill yeast), leave it for 10 mins.
在一只干净的碗中加入酵母、若干粒砂糖和温水(过多的糖和过热的水会杀死酵母菌)，静置10分钟待其活化。
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