<chr_abbr type="frq" class="ss" expan="et" cert="yes">et2</chr_abbr> di<chr_var letter="s" var="long">∫</chr_var>t ‘ioinz piez. <chr_abbr type="frq" class="ss" expan="et" cert="yes">et1</chr_abbr> io<chr_abbr type="reg" class="dc" expan="in" cert="no">i-hbar</chr_abbr>tes m<chr_abbr type="reg" class="dc" expan="an" cert="no">a-hbar</chr_abbr>i<chr_var letter="s" var="long">∫</chr_var>. 