查询词典 have trouble doing sth.

be good at sth = do well in sth：擅长某事

25.she is not very tall=she is short 她不高 | 26.be good at sth=do well in sth 擅长某事 | 27.be good at doing sth=do well in doing sth 擅长做某事

be skilled in/at doing sth：熟练做

supply sb. sth=supply sth to sb. 向某人提供某物 | 18. be skilled in/at doing sth. 熟练做...... | be unskilled in/at doing sth. 不熟练做......

begin to do sth.. = begin doing sth. = start to do sth. = start doing sth：开始做某事

become friends 成为朋友 | begin to do sth.. = begin doing sth. = start to do sth. = start doing sth. 开始做某事 | begin with 以...开头

start to do sth. = start doing sth. = begin to do sth. = begin doing sth：开始做某事

square metres 平方米 | start to do sth. = start doing sth. = begin to do sth. = begin doing sth. 开始做某事 | take a boat trip 乘小船旅行

迫不及待地去做...can't help doing sth. 情不自禁地做：can't wait to do sth

sleep a lot多睡 | 13. can't wait to do sth.迫不及待地去做...can't help doing sth. 情不自禁地做... | finish doing sth.完成做某事

can't help doing sth / can't help to do sth：(情不自禁做某事 / 不能帮忙做某事)

⑥ need doing sth / need to do sth (某事需要被做 / 需要去... | ⑦ can't help doing sth / can't help to do sth (情不自禁做某事 / 不能帮忙做某事) | ⑧ drop in on sb / drop in at a place (顺便拜访某人 / 顺便...

the dinning room：餐厅

3. would like to do sth. 想要做某事= feel like doing sth. = want to do sth. | 4. the dinning room 餐厅 | 6. see sb. doing sth. 看见某人在做某事

fail to do sth=fail in doing sth：做......失败

41. 做.....真好开心 It's nice to do sth | 42. 做......失败 fail to do sth=fail in doing sth | 43. 做......成功 succeed in doing sth

feel like doing sth. = want to do sth：想要做某事

35 Encoirage sb to do sth 鼓励某人做某事 | 36 Feel like doing sth =want to do sth 想要做某事 | 37 Give up doing sth 放弃做某事

forbid sb. to do sth. / forbid sb. from doing sth./ forbid doing sth：禁止...做

28. 腾出时间做... spare some time to do sth. | 29. 禁止...做... forbid sb. to do sth. / forbid sb. from doing sth./ forbid doing sth | 30. 紫禁城 the forbidden city

longitudinal induced voltage：纵向感应电压

longitudinal impedance 纵向阻抗 | longitudinal induced voltage 纵向感应电压 | longitudinal magnetic field 纵向磁场

refrigerant circuit：冷凍迴路

冷冻剂 refrigerant | 冷冻回路 refrigerant circuit0 | 冷冻活性碳床 refrigerated charcoal bed