Backstopping
支援（backstop的现在分词）
🗣️ 情景例句
This is the kitchen. Everything is brand new new fridge, new gas stove, new linoleum.
这是厨房，东西都是新的，新的冰箱、新的煤气炉、新的地毯。
A friend to everybody is a friend to nobody.
广交友，无深交。
It took him a little time to fix that watch.
他很快就把表修理好了。