He had his trusty old penknife with him.
| 单词 | trusty | 
| 释义 | trusty1 adjectivetrusty2 noun trustytrust‧y1 /ˈtrʌsti/ adjective [only before noun]     old-fashioned a trusty weapon, vehicle, animal etc is one that you have had for a long time and can depend on – often used humorously  SYN  reliable:   He had his trusty old penknife with him.trusty1 adjectivetrusty2 noun trustytrusty2 noun (plural trusties) [countable] British English     a prisoner who is given special jobs or rights, because they behave in a way that can be trusted | 
	
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