雙語例句：
松鼠鉆進(jìn)了樹根處的一個洞。
The squirrel disappeared into a hollow at the base of the tree.
松鼠貯藏堅果以備過冬。
The squirrel makes a store of nuts for the winter.
不久前我在花園里看到一只松鼠。
The other day I saw a squirrel in my garden.
松鼠在樹叢中上下躥跳。
Squirrels were bouncing up and down in the trees.
松鼠乖覺得很，聽到一點兒響聲就溜跑了。
The squirrel is very alert, and will flee at the slightest noise.