如何将1行转换为列并自动填充另一列？

Question

我有一张工作表，上面有这样的数据：

Timestamp1 Value1 Value2 Value3

Timestamp2 Value1 

如何设置数组公式/查询/等？在Google表格中将数据格式化为：

Timestamp1 Value1

Timestamp1 Value2

Timestamp1 Value3

Timestamp2 Value1

Answer 1

=ARRAYFORMULA(TRIM(SPLIT(TRANSPOSE(SPLIT(QUERY(TRANSPOSE(QUERY(TRANSPOSE(
 IF(B1:D<>"", "♠"&A1:A&"♦"&B1:D, )),,999^99)),,999^99), "♠")), "♦")))