be part of(4uzhoj); be included in(состав чего-либо, особенно в комплект поставки Ying); be composed of(вариант требует замены конструкции • The regiment was composed of African American enlisted men commanded by white officers and was authorized by the Bureau of Colored Troops which was created by the United States War Department on May 22, 1863.); enter
sit on(состав комиссии, комитета и т.д. • Yesterday we saw MEPs from all groups in the European Parliament whose members sit on the Parliament's committee on justice and home affairs write to the relevant European Commissioner and copy our Minister for Justice expressing concern about how the general data protection regulation, GDPR, is applied and enforced in Ireland and the operation of the Data Protection Commission.oireachtas.ie)
buy into(напр., в неформальном биржевом обороте, означающем "покупать ценные бумаги" • buy into the Triple A paper – входить в бумагу с рейтингом "ААА"Alex_Odeychuk)
oireachtas.ie)