burrow into

基本解释

While the Uruguayans talked to the miners' families, engineers continued to burrow into the mountain side to try to reach the trapped men.
这些乌拉圭人与矿工的家属谈话的时候，工程师们仍在继续从旁边的山坡钻孔，试图抵达被困矿工。
Day after day, they would burrow into the coal, the fruits of their labor, what so often we take for granted: the electricity that lights up a convention center;
日以继夜，他们挖掘煤炭，这也是他们劳动的果实，我们对此却不以为然：这照亮一个会议中心的电能；
If the groundhog sees his shadow on Groundhog Day (February 2), he will burrow back into his hole for 6 more weeks of winter.
每年二月二日，传说这一天土拨鼠会在冬眠后第一次跑出洞穴，如果它看见自己的影子则会返回洞中继续冬眠，冬天将继续。

To that end Lee is pushing his engineers to burrow into the companies they serve.
FORBES: Touchy Touchy
Once the eggs hatch, the larvae drop to the ground and burrow into the soil.
NPR: Roar of the Cicada
No one can estimate how much it would cost to burrow into the riches of Eros, or to bring those riches home.
FORBES