Backstopping
支援（backstop的现在分词）
🗣️ 情景例句
Thanks.
谢谢。
Right on, Packers!
加油，博卡兹！
Nor is it only the ignorant and ill-educated person who has such faith in the bottle of medicine.
并不只是那些无知和没受过良好教育的人才迷信药瓶子。