查询词典 have trouble doing sth.

assist sb. with sth：帮助某人做

33. assist in帮助(做某事) | 34. assist sb. with sth.帮助某人做 | 35. assure sb. of sth.使(某人)确信

assure oneself of sth：查明;弄清楚

22 make an ass of oneself 干蠢事;出洋相 | 23 assure oneself of sth. 查明;弄清楚 | 24 attach importance to sth. 认为...重要

Assure sb of sth /sb that：使某人确信

Spectator 观众 | Assure sb of sth /sb that 使某人确信-ensure sb sth/that | Reassure sb 使某人放松

assure sb. of sth：使(某人)确信(某事)

assist sb. with sth. 帮助某人做某事 | assure sb. of sth. 使(某人)确信(某事) | at a good pace 相当快地

assure sb. of sth：使某人对某事放心

be it that即使 | assure sb. of sth.使某人对某事放心 | entrust sb. with sth.委托某人某事

assure sb. of sth. (=try to cause to believe or trustin sth：向...保证, 使...确信

46. as soon as一~就~ | 47. assure sb. of sth. (=try to cause to believe or trustin sth.) 向...保证, 使...确信 | 129. by accident偶然,含有不幸的因素

assure sb.of：使某人确信某事

ask for请求;通过询问找...... | assure sb.of使某人确信某事 | attach sth. to sth./sb. 把......附在、系在、连在......上

at a discount of：打折

attach sth to 把...附加...上 | at a discount of 打折 | sb be to blame for sth 某人为了某事被责备

travel at high speed：告诉行驶

11. write a letter to sb =write to sb 给某人写信 | 12. travel at high speed告诉行驶 | 13. buy sth as souvenirs for sb =buy sb sth as souvenirs 买某物给某人作纪念品

at home in sth：精通; 擅长

a home from home 象家一样自在和舒适的地方; 旅客之家 | at home in sth. 精通; 擅长 | at home on sth. 精通; 擅长

dog tag style：狗标记作风

Identification necklace鉴定项链 | dog tag style狗标记作风 | 20 inch length 20英寸的长度

final examination：活動/事件教務期末考試

1216.活動/事件教務停課Class recess | 1217.活動/事件教務期末考試Final examination | 1218.活動/事件教務補考Make-up examination