Marina 's pregnancies have added to the pressure .

玛丽娜的怀孕给家庭增加了很大负担。

The third was a register of all pregnancies of twins , triplets or other multiple births .

第三组对所有双胞胎，三胞胎等多胞胎的妊娠情况进行了登记。

One study found that band leakage was reported in 24 % of pregnancies .

一项研究表明有24%的此类孕妇会发生胃带漏出的情况。

Doctors also need to follow pregnancies closely to look for signs of growth delays in the fetus .

医生们也需要在孕期中严密监控胎儿出现的发育迟至征兆。

The scheme is intended to cut teen pregnancies and make boys take more responsibility for contraception .

这项计划旨在减少青少年早孕，同时使男孩们担负起更多的避孕责任。