✅ 同义词
🗣️ 情景例句
by Robert Frost.
Robert Frost作。
When in doubt, play trumps.
举棋苟不定，何妨将一军。
This immense chasm has been formed by an underground stream which has tunneled a course through a flaw in the rocks.
这个深邃的洞穴是由一条地下暗泉冲刷岩石中的缝隙并使之慢慢变大而形成的。