?有一点

... a touch of 有一点 keep in touch 保持联络 do not touch 请勿触摸（警示语）...

?淡淡的

... portable exhibits ? 便携式展览 a touch of ? 淡淡的 Please try to catch the vessel to be shipped out next week ? 请尝试追赶的船只运出下周 ...

?一点

... a touch of 少许，一点 ... finishing touch 最后修饰的一笔 ... keep in touch 保持联系 ...