<chr_abbr type="frq" class="ss" expan="et" cert="yes">et2</chr_abbr> parpoi quil ne <chr_var letter="s" var="long">∫</chr_var>en <chr_abbr type="reg" class="ss" expan="com" cert="no">com</chr_abbr>bat<chr_abbr type="reg" class="dc" expan="en" cert="no">e-hbar</chr_abbr>t. 