Read the extract and answer the question
Oh, a Cherubin
Thou wast that did preserve me. Thou didst smile,
Infused with a fortitude from heaven,When I have decked the sea with drops full salt.
Under my burthen groaned; which raised in me
An undergoing stomach, to bear up
Against what should ensue
(Act 1 scene two lines 154-161)
''When I have decked the sea with drops full salt'' suggests