1、roaring along like maniacs, the young hoodlums,” he said,
as a motorcycle overtook them.
maniac疯子；狂人fanatic入迷者 extremist极端主义者
outstrip overtook surpass 超过
He hopes one day to surpass the world record.
Demand is outstripping supply. 需求快超过供给了
Nuclear energy may overtake oil as the main fuel. 核能可能会超过石油成为主要燃料。
2、Dudley and Piers sniggered.
snicker snigger 窃笑；暗笑 snort喷鼻息，哼
What are you sniggering at? 你偷偷笑什么呢？
She snorted in disgust. 她厌恶地哼了一声。
‘You!’ he snorted contemptuously. “你！”他轻蔑地哼了一声。
3、Dudley stood with his nose pressed against the glass, staring at the glistening brown coils.
同义词：glitter glisten sparkle闪光；闪亮
The water glittered in the sunlight水在阳光下发光
Her jewellery sparkled in the candlelight. 烛光下，她的首饰光彩熠熠。
4、Uncle Vernon tapped on the glass, but the snake didn’t budge.
budge.（使）轻微移动，挪动
She pushed at the door but it wouldn't budge. 她推了推门，门却一动不动。
He won't budge an inch on the issue. 在这一点上他丝毫不肯让步。
5、the snake just snoozed on.
dozed （off）， snooze，drowse（尤指在白天）小睡，打盹
My brother was snoozing on the sofa. 我弟弟正在沙发上打盹。
·She dozed off in front of the fire. 她在炉火前打起盹儿来。
Nina drowsed for a while. 妮娜打了会儿瞌睡。
6、Just then, the doorbell rang — “Oh, good Lord, they’re here!”
said Aunt Petunia frantically
frantic紧张忙乱的；手忙脚乱的 hectic忙碌的；繁忙的
They made frantic attempts to revive him. 他们拼命地努力让他苏醒过来。
Things are frantic in the office right now. 现在办公室里是忙作一团。
to lead a hectic life 生活十分忙碌
a hectic schedule 安排很满的日程表
scrawny/scraggy骨瘦如柴
revolting/ disgusting令人作呕的
slither滑行
crawl爬行
knuckle指节；指关节