| 摘要 |
A trigger sprayer apparatus (10) for use with a container (14) having multiple compartments (16), the apparatus (10) having a pump (60) for drawing liquid from the container compartments (16) to the pump (60), wherein check valves (124, 126) prevent liquid from backflowing from the pump (60) to the compartments (16) and the pump (60) has control valves (62, 64) for selecting the mixture ratio of the liquids entering the pump (60).
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