› basic:
They made some elementary mistakes.
Millions of travellers fail to take even the most elementary of precautions.
词库：同义词和关联词
- (as) easy as pie/ABC/anything/falling off a log idiom
- at the push of a button idiom
- at the stroke of a pen idiom
- be (all) downhill idiom
- be child's play idiom
- breeze
- convincing
- friendly
- gift
- gimme
- give/hand sth to sb on a (silver) platter idiom
- handily
- rocket science
- sail
- sb could do sth with one arm/hand tied behind his/her back idiom
- self-explanatory
- semi-skilled
- simple
- simplicity
- sweat
你还可以在这些话题中找到相关的词、词组和同义词：
