查询词典 hard at it

These are hard and fast rules：这些规定不能变动

It was a hard and fast contract. 那是一份丝毫不得变更的合约. | These are hard and fast rules. 这些规定不能变动. | hard at it专心致志于某事:

Keep at it：别松劲

Don't be silly!^别傻了! | Keep at it!^别松劲! | Don't take it too hard.^别太想不开.

He really wasn't where it's at：他已经心不在焉了

Ain't it hard when you discovered that 你还不明白吗? | He really wasn't where it's at 他已经心不在焉了 | After he took from you everything he could steal 当他把你掏空了,把你随身携带的,都偷光了的时候

hard at it：专心致志于某事

These are hard and fast rules. 这些规定不能变动. | hard at it专心致志于某事: | hard by在附近,在旁边:

I'm working hard at it：我正为之努力

393 I stayed up the whole night . 我熬了一夜. | 394 I'm working hard at it . 我正为之努力. | 395 I give English lessons . 我教英语课.

I studied art and worked hard at it：我学艺术, 而且很用功

: He used to study night and day. 他日以繼夜的念書 | : I studied art and worked hard at it. 我學藝術, 而且很用功 | : But I had time for my friends, too. 不過, 我還有時間和朋友在一起

I've been hard at it this semester：这个学期我一直很用功

7.Prejudice dies hard.偏见很难消除. | 8.I've been hard at it this semester.这个学期我一直很用功. | Chance 偶然;运气;侥幸

He worked so hard at it that he got ill：他拼命工作,以致病倒了

He has got a cold. 他伤风了. | He worked so hard at it that he got ill. 他拼命工作,以致病倒了. | (2)get v.理解;懂. 例如:

hard `at it working hard：努力工作

The ground is as hard as stone after the drought. 长期乾旱之後土地硬得就像... | hard 'at it working hard 努力工作. | hard 'facts accurate information, not expressions of opinion, etc 客观事实(而不是意见...

He's not much to look at,but it's so hard to find a family guy：他长得不怎么样可要找个顾家的太难了

Sexy.|性感 | He's not much to look at,but it's so hard to find a family guy.|他长得不怎么样可要找个顾家的太难了 | Tell me about it.All the sensitive ones get eaten.|可不是嘛那些细腻的都被吃光了

vehicular bridge：行车桥

vehicular border link 边境连接道路 | vehicular bridge 行车桥 | vehicular corridor 行车走廊

setback：倒退

近代社会,随着非洲与西方帝国的分裂,非洲的农业正面临着倒退(setback). 欧洲的百万富翁们、军政要员们以及科学家们带来了他们的欧洲谷类(cereal)譬如小麦和玉米,并且认为那些他们所不熟悉的非洲谷类都是劣等作物. 伴随着现代化的包装和广告,