Instead the rRNA immediately crumples itself into a defined shape, within which certain nucleotide bases bind to one another, much like a terminator hairpin.

• rRNA一旦合成后，会折叠成特定的形状，其中某些核苷酸碱基彼此会立刻配对，形成有点像前面提到终止转录的发夹形构造。