1. The subsequence of numbers 2, 4, 6 is 4, 6.
这组数字的子序列是 4，6。

2. In the sequence 1, 2, 3, 4, 5, 6, the subsequence 2, 4, 6 is even numbers.
在序列 1，2，3，4，5，6 中，子序列 2，4，6 是偶数。

3. The subsequence of letters "c", "a", "t" in the word "cat" forms the word "cat".
在单词 "cat" 中，字母 "c"，"a"，"t" 的子序列组成了单词 "cat"。

4. Can you find the subsequence of prime numbers in this list of integers?
你能在这个整数序列中找到质数的子序列吗？

5. The subsequence of events leading up to the accident helped investigators piece together what happened.
导致事故的一系列事件子序列帮助调查人员拼凑出了发生的经过。

6. By analyzing the subsequence of gene mutations, scientists were able to identify a genetic disorder in the patient.
通过分析基因突变的子序列，科学家们能够确定患者患有遗传疾病。