| 释义 |
adverb | verb piggybackpiggyback1 /ˈpɪgiˌbæk/ adverb ► rode piggyback The space shuttle rode piggyback on a modified jumbo jet. on someone’s back or shoulders, or on top of something: The space shuttle rode piggyback on a modified jumbo jet. adverb | verb piggybackpiggyback2 verb [intransitive] VERB TABLEpiggyback |
| Present | I, you, we, they | piggyback | | he, she, it | piggybacks | | Past | I, you, he, she, it, we, they | piggybacked | | Present perfect | I, you, we, they | have piggybacked | | he, she, it | has piggybacked | | Past perfect | I, you, he, she, it, we, they | had piggybacked | | Future | I, you, he, she, it, we, they | will piggyback | | Future perfect | I, you, he, she, it, we, they | will have piggybacked |
|
| Present | I | am piggybacking | | he, she, it | is piggybacking | | you, we, they | are piggybacking | | Past | I, he, she, it | was piggybacking | | you, we, they | were piggybacking | | Present perfect | I, you, we, they | have been piggybacking | | he, she, it | has been piggybacking | | Past perfect | I, you, he, she, it, we, they | had been piggybacking | | Future | I, you, he, she, it, we, they | will be piggybacking | | Future perfect | I, you, he, she, it, we, they | will have been piggybacking |
informal to use something that someone else has done, developed, or made for your own advantage: piggyback on/onto These new firms are piggybacking onto technology that we developed. |