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1·Had he remembered the rubber raft?

他记得那个橡皮伐子吗？

2·Imagine standing on a rubber raft and sticking a really long straw into a pond in hopes of sipping a soft drink buried on the bottom.

想像站在橡皮艇上，用一条很长的吸管伸到水池里，期望能喝到深埋于池底的一种软饮料。

3·To encourage this shift, they issued a raft of incentives for forest conservation, such as tax breaks for non-timber forest products like rubber, palm hearts and nuts.

为了鼓励这种转变，他们对森林保护行为给予了大量的奖励。譬如对橡胶、棕榈绒和坚果之类的林产品实行减税。