gadget

https://tts.langeek.co/read?text=Z2FkZ2V0&hash=697aedae17bcd66a20b3401a908cb5430786a278&lang=en&cache-only=0&driver=googletts

convenient

https://tts.langeek.co/read?text=Y29udmVuaWVudA&hash=2624975ccea0f47b81acda6fc3af6b10da9ebdd5&lang=en&cache-only=0&driver=googletts

expensive

https://tts.langeek.co/read?text=ZXhwZW5zaXZl&hash=c464a6c930f7cc98342bf477ece284106283a9d7&lang=en&cache-only=0&driver=googletts

The idiom "out of date" originates from the concept of something being past its expiration or validity period. It refers to things that are no longer current, relevant, or in line with the latest standards or practices. The expression is used to convey the idea that the item or information is outdated and should be replaced or updated to align with the current state of affairs.

What is the origin of the idiom "out of date" and when to use it?

out of date

https://tts.langeek.co/read?text=b3V0IG9mIGRhdGU&hash=eba4e902c5572ce1951137491f3861334ad25c73&lang=en&cache-only=0&driver=googletts

inexpensive

https://tts.langeek.co/read?text=aW5leHBlbnNpdmU&hash=d91071be0ebcec27973ca5bdd0735398508a49e3&lang=en&cache-only=0&driver=googletts

efficient

https://tts.langeek.co/read?text=ZWZmaWNpZW50&hash=a70908c654bd88051c5d54e0579e8a7cbd7e69eb&lang=en&cache-only=0&driver=googletts

durable

https://tts.langeek.co/read?text=ZHVyYWJsZQ&hash=769a5c0d2d16a92484b1a6c87ae894548e07e2df&lang=en&cache-only=0&driver=googletts

fragile

https://tts.langeek.co/read?text=ZnJhZ2lsZQ&hash=06669da3ed056fc783bcd460e4261e006be7efd3&lang=en&cache-only=0&driver=googletts

reliable

https://tts.langeek.co/read?text=cmVsaWFibGU&hash=98667ec8f415502156a904790149a87b6f33620b&lang=en&cache-only=0&driver=googletts

Here you will find the vocabulary from Unit 9 - 9C in the Insight Intermediate coursebook, such as "convenient", "durable", "fragile", etc.

洞察中级 "第9单元 - 9C" 词汇