air suction的用法和樣例：
例句
- He sucked hard for air to keep breathing.
他拼命吸氣以維持呼吸。 - When we breathe,we draw air into our lungs.
當我們吸氣時(shí)，把空氣吸入肺里。 - After refilling ink, extract a little ink using suction tool.
填充墨水后用抽氣工具將少許墨水抽出。 - It possesses vacuum air bleeding and vacuum oil adding function.
具有對電力設備真空抽氣和真空注油功能。
