步骤一：把油梨剖开，从中间取出核。
Step One: Open the avocado and remove the pit from the center.
然后，来了一个过路的樵夫，剖开大灰狼的肚子，救出了小红帽和外婆。
Then, a passing woodsman comes and cuts Red and Grandma out of the wolf, saving the day.
当你试图把它们锯断或剖开时，你就会发现其木质实际上非常脆弱，根本无法用来做建材。
When you tried to saw the wood or to break it apart, you discovered the wood is actually pretty brittle which makes it virtually impossible to build with.
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