初步
initial; preliminary; tentative
人生何处不相逢
it's a small world (idiom)
层出不穷
more and more emerge; innumerable succession; breeding like flies (idiom)
接触不良
loose or defective contact (elec.)
踟蹰不前
hesitant to take action
踌躇不决
to hesitate; indecisive
高处不胜寒
it's lonely at the top (idiom)