Р

[разводить руками]  {v. phr.}

[razvo`dit' ru`kami]

 {literally} to part one's hands.

To demonstrate or experience the following feelings:

To be at a loss (do not know how to react);

Wonder at, to be surpised or be puzzled / perplexed.

 […]

[разговор по душам]  {n. phr.}

[razgo`vor po du`sham]

1. ~ heart-to-heart talk

Заходи вечерком, поговорим по душам. — Drop in to my place tonight, we'll talk heart-by-heart.

2.  {figurative}  {informal}

A  […]

[раскладывать по полочкам]  {v. phr.}

[ras'kladyivat' po 'polochkam]

To explain or understand smt. step-by-step and very clearly.

 {literally}

To put every single thing on its shelf.

* /Преподаватель на лекции  […]