difficult to be ground

Although no tool is directly compatible with the samples, this is good middle ground. Adapting them to your tool of choice will not be difficult.

虽然没有直接支持这些例子的工具，但作为很好的起点，针对选用的工具进行适当调整并不困难。

People usually assume that it is difficult and very dangerous to spray locust swarms from the air and that control measures can only be exercised on the ground.

人们一般认为，从空中向蝗群撒药很困难并且很危险，因此只能采取地面防治措施。

King founders find it difficult to share control and can be very stubborn when facts on the ground challenge their vision.

国王型创始人不仅很难与他人分享对公司的控制权，而且当现实与其愿景不一致时，他们也会表现得固执己见。