I. buy <bought> [baı] 动词 trans
| I | buy |
|---|---|
| you | buy |
| he/she/it | buys |
| we | buy |
| you | buy |
| they | buy |
| I | bought |
|---|---|
| you | bought |
| he/she/it | bought |
| we | bought |
| you | bought |
| they | bought |
| I | have | bought |
|---|---|---|
| you | have | bought |
| he/she/it | has | bought |
| we | have | bought |
| you | have | bought |
| they | have | bought |
| I | had | bought |
|---|---|---|
| you | had | bought |
| he/she/it | had | bought |
| we | had | bought |
| you | had | bought |
| they | had | bought |
单语范例（未经PONS编辑处理）
He also studied the phenomena of impulse buying and word association.
en.wikipedia.org My impulse buying habit is enthusiastically embraced by the people selling digital downloads.
arstechnica.com Preventing impulse buying involves techniques such as setting budgets before shopping and taking time out before the purchase is made.
en.wikipedia.org We can't find any scientific proof for this, but we're guessing there's some kind of link between caffeine and impulse buying.
www.postcity.com There are certainly people in this world who could testify to the satisfaction of impulse buying, and to its fleetingness, without falling under psychiatric scrutiny.
www.newyorker.com