1·The result is a wood that retains its shape in the presence of water, and is no longer recognised as wood by grubs that would otherwise attack it.
最后木材在不失水分的前提下保持了其形状，并且可以防蛆害。
2·They live on grasslands where they can easily dig up ants, grubs, and worms.
他们生活在草原上，在那儿可以很轻易的挖掘到蚂蚁、蛆和其它蠕虫。
3·Mothers outsource parenting by laying their eggs in the nests of smaller birds, and the birds live on grubs, caterpillars and similar soft morsels.
鸟妈妈会把自己的蛋放到更小的鸟的巢里，让别人给自己养孩子。这种鸟以蛆、毛毛虫和其他类似的软体昆虫为食。
4·Right away, he flew for another 190 miles until he reached an area where recent rains would have brought a proliferation of caterpillars and grubs to eat.
他马上又飞了190英里(约合305公里)，到达一个地区，那里最近的雨水滋生了大量可供食用的毛毛虫和蛆。