When Jones examined her, he found a hard mass about the size of a nickel.

琼斯检查她时，发现了一个五分钱大小的硬块。

Other classic findings include vomiting, and the presence of a hard sausage-like mass in the abdomen.

其它典型症状表现还包括呕吐、腹部腊肠状硬块。

A kidney stone is a hard mass of crystals that can form in the kidneys, ureters, bladder, or urethra.

肾结石是一团坚硬的晶体，可在肾脏、输尿管、膀胱或尿道中形成。

The leaves will cling closely together, and will form a hard mass, or " heart, " round which some larger leaves will grow loosely.

卷心菜的叶子会紧紧依靠在一起，形成一块比较硬的部分，这部分叫做“菜心”。外面还有些更大的叶子，长得松松的。