Aún no tenemos significados para "using the tube".
1Before using the tube, see also that it is perfectly dry.
2The stylet is removed before using the tube for aspiration.]
3Then using the tube itself he sealed the opening he had made and dabbed a little black over it.
4The quiet succeeding the terrific noise of the motor exhaust was almost startling, and Tom and Mary could converse easily without using the tube.
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