題組內容

4. Our two souls therefore, which are one,
Though I must go, endure not yet
A breach, but an expansion
Like gold to airy thinness beat.

If they be two, they are two so
As stiff twin compasses are two；
Thy soul, the fixed foot, makes no show
To move, but doth, if th’other do.

Carefully read the above quotation, and answer the following questions:

(a) The above quotation is a famous example of the literary technique of making unusual comparison in the seventeenth century metaphysical poetry. What is the technique called?