bottomless pit的用法和樣例：
例句
- Entire stars can be stripped and pulled into the bottomless maw.
這個(gè)無(wú)底洞甚至將整個(gè)星球分解后吸入。 - Investors have poured money into a bottomless pit, attracted by growth when they should have been repelled by it.
投資者本該對航空行業(yè)的增長(cháng)倍加排斥，他們卻為該行業(yè)的增長(cháng)所吸引而將錢(qián)投入了無(wú)底洞。
