But in the morning, wearing my diving suit, I was crossing through the liquid mass in a temperature of -6 degrees to -7 degrees centigrade, when I noted that little by little the side walls were closing in on each other.
Pero cuando por la mañana, revestido de mi escafandra, recorrí la masa líquida a una temperatura de siete grados bajo cero, observé que las murallas laterales se acercaban poco a poco.