Add garlic, bell peppers, and 1/4 cup reserved pasta water; cook until peppers soften, 6 minutes. Add 3/4 cup pasta water and butter; swirl to combine.
Add garlic, bell peppers, and 1/4 cup reserved pasta water; cook until peppers soften, 6 minutes. Add 3/4 cup pasta water and butter; swirl to combine.
加入大蒜、甜椒和1/4杯留下的煮过面条的水；烹调直到甜椒变软，大约6分钟。加入3/4杯煮过面条的水以及黄油，搅匀。