Set up plastic cups at the end of a hallway and using a soft ball or rolled up sock try and knock them all over.
在门厅尽头放一些塑料杯，用软球或卷成团的袜子试一试，将它们尽数击中。
2
A small pebble that is rolled down an icy hill can accumulate into a giant snowball towards the end.
从冰山上滚下的一小快砾石积累下来最终可是形成一个巨大的雪球。
3
Sony and Logitech said the sets and boxes will be available in the United States in time for the year-end holiday shopping season and be rolled out internationally next year.