您要查找的是不是：
- Its impact so far is hard to assess from patchy official figures. 至今為止，從零碎的官方數字來看，還很難評估這一計劃的影響力。
- Besides, the significance of the alleged changes of human nature is dubious, and very hard to assess. 其次，所謂人性變化的意義也不清楚，且難以確定。
- I tried to assess the degree of authority and conviction in the tone, but at that distance it was hard to decide. 我想估估那口氣里的權威性和說服力到什麼程度，但是隔這麼老遠，實在很難判斷。
- It is hard to sleep without a cooler in this room. 沒有空氣調節器，在這間屋裡很難入睡。
- 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". 集選區的議員的表現無法直接被評估，若限制集選區議員所佔的比例，將可避免「濫芋充數」的現象在國會中出現。
- John felt it hard to rig out his family. 約翰感到難以為一家大小置備衣著。
- 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. 目前常用的評價方法只能評價其直接經濟效益，由於企業系統的複雜性，這些方法很難評價其間接經濟效益。
- She was trying hard to disgorge a fish bone. 她拚命想把魚刺吐出來。
- 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」. 集選區的議員的表現無法直接被評估，若限制集選區議員所佔的比例，將可避免「濫芋充數」的現象在國會中出現。
- The scribe worked hard to support his family. 那個抄寫員辛勤工作來養家。
- It's difficult to assess the impact of the President's speech. 總統講話的巨大影響很難估計。
- If the ink sinks in it'll be hard to remove it. 如果墨水滲入，要除去就很困難。
- They worked hard to provide for their large family. 他們努力工作以供養一大家子人。
- He had to work hard to support his family. 他不得不努力工作來養家。
- It is hard to tell who is who in the parade. 在遊行隊伍中很難分清誰是誰。
- He has been trying hard to hold onto his temper. 他一直儘力控制自己不發脾氣。
- They sent someone to assess the value of the house. 他們派人去估算那座房子的價值。
- It's hard to get a word out of them. 從他們身上一句話都套不出來。
- He tried hard to make up for the lose time. 他竭力試圖彌補損失的時間。
- Then it was their turn to assess Bethune's work. 隨後就輪到大家來鑒定白求恩的工作了。
