roll, trip的past tense是？

roll---rolled
vi.
1. 滾動;打滾[Q]
The coin rolled under the bed.
硬幣滾到床底下去了。
2. (眼睛等)轉動
3. (船隻,身體等)搖擺;搖晃
The boat rolled badly.
船搖晃得很厲害。
4. 發出隆隆聲;囀鳴
The drums rolled.
鼓聲隆隆。
5. (機器等)運轉;啟動;(車)行駛
The truck rolled on at full speed.
那輛卡車全速向前奔馳。
6. (時間)流逝
7. (地勢)起伏;伸展
8. 捲;繞;蜷縮
vt.
1. 使滾動;使打滾[O]
2. 捲,繞[(+up)]
She rolled up her sleeves and began to prepare for supper.
她捲起袖子開始準備晚餐。
3. 轉動;旋轉;用車載運
He rolled his eyes at her.
他的眼珠對著她骨碌碌地轉。
4. 擲(骰子)
5. 輾,軋
6. 擂(鼓);發(捲舌音或顫音)
n.
1. 滾動;打滾[C]
2. (一)捲;捲狀物[C][(+of)]
Please buy a roll of film for me.
請給我買一捲底片(軟片)。
3. 麵包捲;捲餅[C]
4. 擂鼓聲;隆隆聲[the S][(+of)]
The roll of thunder was deafening.
隆隆的雷聲震耳欲聾。
5. 名單,名冊[C]
6. 左右搖晃
The drunkard was walking in a roll.
醉漢搖搖晃晃地走著。
trip----tripped
vi.
1. 絆,絆倒[(+over)]
He tripped over a brick.
他被一塊磚頭絆倒了。
2. 失足,犯錯誤
3. 【書】輕快地走(或跑);輕快地跳舞[Q]
The kids came tripping down the stairs.
孩子們腳步輕捷地走下樓。
4. 【俚】服用毒品後處於幻覺之中[(+out)]
trip out on LSD
服用LSD迷幻藥後產生幻覺
5. 旅行,遠足
vt.
1. 絆,絆倒
He tripped the pickpocket up by the heels.
他用腳後跟把扒手絆倒。
2. 使失誤,使犯錯誤[(+up)]
A few confusing questions tripped up the suspect.
幾個棘手的問題使嫌犯洩漏了真情。

rolled(p.t. of 'roll') 多解釋作「滾動(vi.)」
Example:
The coin rolled under the bed.
硬幣滾到床底下去了。

tripped(p.t. of 'trip') 多解釋作「絆倒(vi.)」；字後多加上'over'
He tripped over a brick.
他被一塊磚頭絆倒了。