They are only good enough to light a fire with.

它们只够用来生火。

youdao

This is, Chai has Picking is running out, we started to light a fire.

这是茶采摘已经不多了，我们开始生火。

youdao

If it was too wet to light a fire, they had to subsist on hardtack biscuits and cold sowbelly doused in vinegar.

要是天气太潮生不起火来，他们就只能以饼干和蘸着醋的腌肉充饥。

youdao

The goal, several officials tell us, is to light a fire under the Iraqi Governing Council.

CNN: King: U.S. wants to speed transition in Iraq

The S4 is expected to keep the Samsung streak going, and one would think ought to light a fire beneath Apple.

CNN: Samsung is spanking Apple in earnings, sales

In his view, companies that survive throughout the ages are those that are prepared to light a fire under the status quo.

FORBES: Opinions