1·She was a hard taskmaster.
她是个严厉的工头。
—— 《牛津词典》
2·Our water is very hard.
我们的水很硬。
—— 《牛津词典》
3·The Geography paper was hard.
地理试题难极了。
—— 《牛津词典》
4·It's hard work shovelling snow.
铲雪是个苦活儿。
—— 《牛津词典》
5·He wanted more hard evidence.
他想要更多确凿的证据。
—— 《柯林斯英汉双解大词典》
6·All five men are hard workers.
五个人全都工作努力。
—— 《牛津词典》
7·He worked hard for his dough.
他为了赚钱而努力工作。
—— 《柯林斯英汉双解大词典》
8·You're not blowing hard enough!
你没有用劲吹！
—— 《牛津词典》
9·It's hard to make farming pay.
种庄稼获利很不容易。
—— 《牛津词典》
10·It was incredibly hard work.
那是个非常艰辛的工作。
—— 《柯林斯英汉双解大词典》
1·The sun had baked the ground hard.
太阳把地面晒硬了。
—— 《牛津词典》
2·Our water is very hard.
我们的水很硬。
—— 《牛津词典》
3·Joe has a bad back so we have a hard bed.
乔的背不好，所以我们睡硬板床。
—— 《柯林斯英汉双解大词典》
4·During the dry season the land is rock hard.
土地在旱季硬如岩石。
—— 《柯林斯英汉双解大词典》
5·She swallowed hard and told him the bad news.
她硬下心把坏消息告诉了他。
—— 《牛津词典》
1·I'm under no illusions about what hard work this will be.
对于这项工作的辛苦，我从不存错误的幻想。
—— 《牛津词典》
2·You must relax, don't work too hard.
你必须放松，不要工作得太辛苦。
3·I'm worn out by the hard work.
这辛苦活使我筋疲力尽。
4·You've really done a hard day's work.
今天你们可够辛苦了。
—— 《新英汉大辞典》
5·He has worked very hard recently, so he deserves a week's holiday.
前一段他很辛苦，现在休息一星期是应该的。
—— 《新英汉大辞典》
1·The hard materials in the pillow inner are palm fibers.
枕头内部的硬质材料是棕榈纤维。
2·And the streams that wash down from the glacier-capped peaks carry a highly prized stone, a hard, translucent, green rock that the Maori carved into jewelry and blades, for both tools and weapons.
从冰川包覆的山巅冲击而下的湍流携下一种具有很高价值的玉石，毛利人将这种硬质半透明的石头雕刻成为珠宝和刀刃，既是工具也可以作为武器。
3·According to safety rules one has to wear hard hats and earplugs.
安全规程要求：进入大厅必须配戴硬质安全帽，插耳塞。
4·For one thing, the hard aragonite is extremely resilient, an important trait for chitons, which are constantly being pummeled by waves in their natural habitats, shallow tidal pools.
例如，构成眼睛的硬质碳酸钙适应力极强，这对于石鳖来说很重要，因为它们要在自然栖息地——浅潮水坑中不断遭受海浪的冲击。
5·"Okay, " Nelson says as we touch the hard ground of Tampa, "let's wrap it up and put it in the barn.
“好了，”当我们踏上坦帕的硬质地面时，尼尔森说，“把它们收拾好，扔到谷仓。”
1·The Geography paper was hard.
地理试题难极了。
—— 《牛津词典》
2·In fact, cooking dinner is not that hard.
其实，做顿晚餐也没那么难。
3·It's easy to get into, but hard to get out of.
进入容易，退出难。
4·It would not be so hard, if he were like other mortals.
如果他和别人一样，事情就不会那么难了。
5·I had no idea that being an American would ever be this hard.
我不知道做一个美国人会这么难。
1·It's hard not to be cynical about reform.
很难对改革不持怀疑态度。
—— 《柯林斯英汉双解大词典》
2·It is hard to believe that she's only nine.
很难相信她只有九岁。
—— 《牛津词典》
3·It's always hard to speculate about the future.
推测未来总是很难的。
—— 《柯林斯英汉双解大词典》
4·She found it hard to live up to his high ideals.
她觉得很难达到他的高标准要求。
—— 《牛津词典》
5·It's been hard to get a steady fix on what's going on.
一直很难对正在发生的事情有一个清楚可靠的了解。
—— 《柯林斯英汉双解大词典》
1·He shuffled his feet on the hard wooden floor.
他拖着脚走在坚硬的木地板上。
—— 《柯林斯英汉双解大词典》
2·Teeth have a hard surface layer called enamel.
牙齿有一层叫做釉质的坚硬表层。
—— 《牛津词典》
3·The substance polymerizes to form a hard plastic.
这种物质聚合形成坚硬的塑料。
—— 《牛津词典》
4·Although the coral looks hard, it is very delicate.
虽然那珊瑚看起来坚硬，它其实非常易碎。
—— 《柯林斯英汉双解大词典》
5·The fossils at Dinosaur Cove are embedded in hard sandstone.
恐龙湾中的化石嵌在坚硬的砂岩中。
—— 《柯林斯英汉双解大词典》