erectile

adj (anatomy 解) (of parts of the body, esp the penis) that can become swollen and stiff from sexual excitement （指身体的某部, 尤指阴茎）能勃起的: erectile tissue 勃起组织.

equipoise, equitable, equitably, equity, equivalence, equivalent, equivocal, equivocate, equivocation, ER, era, eradicate, eradication, eradicator, erasability, erase, eraser, erasure, ere, erect, erection, erectness, erector, erg, ergo, ergonomics, ermine, erode, eroded, erogenous, erosion, erosive, erotic, erotica, erotically, eroticism, err, errand, errant, erratic,