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- Its impact so far is hard to assess from patchy official figures. 至今为止，从零碎的官方数字来看，还很难评估这一计划的影响力。
- Besides, the significance of the alleged changes of human nature is dubious, and very hard to assess. 其次，所谓人性变化的意义也不清楚，且难以确定。
- I tried to assess the degree of authority and conviction in the tone, but at that distance it was hard to decide. 我想估估那口气里的权威性和说服力到什么程度，但是隔这么老远，实在很难判断。
- It is hard to sleep without a cooler in this room. 没有空气调节器，在这间屋里很难入睡。
- It is hard to assess the performance of individual MPs in a GRC. Limiting the number of GRCs can thus help avoid a situation where "inferior candidates pass off as competent ones". 集选区的议员的表现无法直接被评估，若限制集选区议员所占的比例，将可避免“滥芋充数”的现象在国会中出现。
- John felt it hard to rig out his family. 约翰感到难以为一家大小置备衣着。
- Some evaluation methods in common usage can evaluate its direct economic benefits, due to complexity of enterprise system, these methods are hard to assess its indirect economic benefits. 目前常用的评价方法只能评价其直接经济效益，由于企业系统的复杂性，这些方法很难评价其间接经济效益。
- She was trying hard to disgorge a fish bone. 她拚命想把鱼刺吐出来。
- It is hard to assess the performance of individual MPs in a GRC.Limiting the number of GRCs can thus help avoid a situation where “inferior candidates pass off as competent ones”. 集选区的议员的表现无法直接被评估，若限制集选区议员所占的比例，将可避免“滥芋充数”的现象在国会中出现。
- The scribe worked hard to support his family. 那个抄写员辛勤工作来养家。
- It's difficult to assess the impact of the President's speech. 总统讲话的巨大影响很难估计。
- If the ink sinks in it'll be hard to remove it. 如果墨水渗入，要除去就很困难。
- They worked hard to provide for their large family. 他们努力工作以供养一大家子人。
- He had to work hard to support his family. 他不得不努力工作来养家。
- It is hard to tell who is who in the parade. 在游行队伍中很难分清谁是谁。
- He has been trying hard to hold onto his temper. 他一直尽力控制自己不发脾气。
- They sent someone to assess the value of the house. 他们派人去估算那座房子的价值。
- It's hard to get a word out of them. 从他们身上一句话都套不出来。
- He tried hard to make up for the lose time. 他竭力试图弥补损失的时间。
- Then it was their turn to assess Bethune's work. 随后就轮到大家来鉴定白求恩的工作了。
